Put the steps of muscle contraction in order from first (1) to last (5). The sarcomere shortens. Calcium ions are released by a nerve cell. The sarcomere is relaxed. Actin and myosin overlap completely. Actin and myosin are activated.

Answers

Answer 1

Answer:

The sarcomere is relaxed. Calcium ions are released by a nerve cell. Actin and myosin are activated. The sarcomere shortens. Actin and myosin overlap completely.

Explanation:

For muscle contraction to occur it is necessary that the brain first sends signals to motor neurons that will quickly establish contact with muscle fibers.

At that time, the axons close to the muscle fibers will lose the myelin sheath, as a result of which, the axons will dilate forming a kind of plaque called the motor plaque. The main function of this motor plate is to allow the motor nerves to connect to the muscles.

Simultaneously, the nervous impulse will reach the aconic terminations of the motor nerves. This will cause the release of acetylcholine over the muscle fibers causing an action potential to occur. After that, the actin and misin filaments contract, as a result the sarcomere becomes decreased and as it decreases it causes muscle contraction.

In summary, muscle contraction happens as follows:

The sarcomere is relaxed. Calcium ions are released by a nerve cell. Actin and myosin are activated. The sarcomere shortens. Actin and myosin overlap completely.
Answer 2

Muscle contraction is a complex process beginning with the release of calcium ions by a nerve cell. This leads to the activation of proteins actin and myosin, which then overlap completely. This activity shortens the sarcomere, resulting in muscle contraction, after which the sarcomere relaxes.

The process of muscle contraction involves several steps. Here is the order of these steps from first (1) to last (5):

Calcium ions are released by a nerve cell. An electrochemical signal from a nerve cell triggers the release of calcium ions.

Actin and myosin are activated. The released calcium ions bind to the proteins called troponin and tropomyosin on the actin filament, exposing the binding sites and enabling myosin heads to attach.

Actin and myosin overlap completely. The myosin heads temporarily bind to the actin filament, resulting in cross-bridge formation and filament sliding.

The sarcomere shortens. The sliding of filaments continues leading to the shortening of the sarcomere and muscle contraction.

The sarcomere is relaxed. Once calcium ions are removed, actin-binding sites are shielded again, resulting in muscle relaxation.

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Related Questions

Lancelets display how many of the four major characteristics of the phylum chordata? 1 2 3 4 next

Answers

The lancelets consist of approximately 32 types of fish-like maritime chordates in the order of Amphioxiformes, with an international dissemination in tropical seas and low temperate, they are commonly found half-buried in sand.  The lancelets show 4 of the major characteristics of the phylum chordata.

 

What occurs when an earthquake causes a sudden vertical change in the sea floor? a. isostasy b. soil creep c. sheet erosion d. a tsunami


apex D. a tsunami

Answers

D. A Tsunami would occur

Answer: d. Tsunami

A tsunami is a natural disaster in which high speed waves generate in the ocean due to the gravitational force exerted by the moon on the water of the ocean resulting in flood. But these may also occur because of the underwater earthquakes, landslides and volcanic eruptions. All these events causes changes in the sea floor.

Therefore, tsunami will occur when an earthquake causes a sudden vertical change in the sea floor.  

Reef producing coral are called _______.

Answers

the answer is hermatypic

A sedimentary rock that shows ripple marks has been found. What do the ripple marks tell about the area where the rock formed?

A. The rock formed at very high temperatures.
B. The rock was blown out of volcano.
C. The rock formed from mollusk shells.
D. The rock formed in a fast-moving stream.

Answers

D is your answer hope this helps

The ripple marks show that the rock is formed in a fast-moving stream. So the correct option is D.

What are sedimentary rocks?

In comparison to metamorphic and igneous rocks, which are generated deep beneath the Earth, sedimentary rocks are formed on or around the surface of the planet. Erosion, weathering, dissolution, precipitation, and lithification are the main geological processes that result in the formation of sedimentary rocks.

The impacts of wind and rain, which gradually reduce huge boulders into smaller ones, are included in erosion and weathering. Boulders and even mountains become sediments, such as sand or mud, as a result of erosion and weathering. Chemical weathering, or dissolution, is one type of weathering. This method uses slightly acidic water to gradually wear away stone. The building blocks for new, sedimentary rocks are produced by these three processes.

New rocks or minerals are created through the processes of precipitation and lithification. Precipitation is the process through which chemicals that precipitate from water give rise to rocks and minerals. For instance, when a lake evaporates over thousands of years, mineral deposits are left behind; this is what happened in California's Death Valley. The process through which clay, sand, and another sediment on the bottom of the ocean or even other bodies of water are gradually compressed into rocks because of the weight of the sediments above them is known as lithification.

Therefore the correct option is D.

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Which process is similar to binary fission?

Answers

Mitosis is similar to binary fission

Answer:

Mitosis

Explanation:

The binary fission is similar to the mitotic division of the cell. In binary fission, the DNA divides first and then locate in the two halves of the cell. Then the cell divides having one nucleus in each. Binary fission is seen in prokaryotic organisms and simpler in process. Mitosis is like the binary fission but has two stages such as interphase and cytokinesis. During interphase, the DNA replication occurs and in cytokinesis, the cellular organelles and cytoplasm divides. Mitosis has found in eukaryotic cells and more complex than binary fission. But the two types of division has a basic pattern of division as a single cell divides into 2, 4.8, 16... number of cells.

The spinal cord ends between the first and second lumbar vertebrae. this area is called the:

Answers

The spinal cord ends between the first and second lumbar vertebrae. This area is called the conus medullaris.
In English, this term is translated as 'medullary cone.' It is the lower part of the spinal cord, which is a gathering of nervous tissue and support cells. 

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Stability returns to disrupted ecosystems because _____.


ecosystem disruptions are never catastrophic


ecosystems adjust to new conditions


conditions return to normal


organisms remain stable

Answers

Because ecosystems adjust to new conditions. Hope this answers your question !

Answer: Ecosystems adjust to new conditions.

Explanation:

Ecosystems have the ability to survive disturbances and damage caused to them and return to their normal state to continue functioning normally.This inherent ability of the ecosystem is known as ecosystem resilience. Ecosystems are able to survive the disturbances and damages by adjusting to the new conditions and recover quickly to again perform their critical functions.

A genetic mutation that causes abnormal cells to rapidly reproduce and divide often leads to?

Answers

It might be said that a genetic mutation that causes abnormal cells that reproduce and divide rapidly, might lead to a cancer. this is associated with an uncontrolled cell growth in a multicellular organism. It is considered a disorder that makes the body cell to lose its ability to control growth and they do not respond to the signals they used to respond to. 

A genetic mutation that causes abnormal cells to rapidly reproduce and divide often leads to cancer.

A genetic mutation that causes abnormal cells to rapidly reproduce and divide often leads to cancer. Cancer is a disease characterized by the uncontrolled growth and division of cells. These cells can invade nearby tissues and spread to other parts of the body through the bloodstream or lymphatic system, a process known as metastasis.

The development of cancer is a multistep process that involves a progression of changes. Normally, cells grow and divide to form new cells as the body needs them. When cells grow old or become damaged, they die, and new cells take their place. However, when this process goes wrong, and the balance between cell division and cell death is disrupted, cancer can arise.

Genetic mutations are changes in the DNA sequence of a cell's genome. These mutations can be inherited or acquired during a person's lifetime due to environmental factors or random errors in cell division. Mutations that lead to cancer typically affect genes that control cell growth and division. There are two main types of genes that are often mutated in cancer:

1. Oncogenes: These are genes that, when mutated, have the potential to cause normal cells to become cancerous. They are often involved in promoting cell growth and division.

2. Tumor suppressor genes: These genes normally help to prevent cancer by controlling cell growth and repairing DNA damage. When tumor suppressor genes are inactivated by mutations, cells can grow out of control, leading to cancer.

The accumulation of mutations in these and other genes can lead to the transformation of a normal cell into a cancerous cell. As the cancer cells continue to divide, they can form a mass called a tumor. If the tumor is malignant, it can invade surrounding tissues and spread to other areas of the body, a characteristic that makes cancer a particularly dangerous and often life-threatening disease.

Which best describes when our scientific body of knowledge was developed? A. It was developed in ancient times. B. It was developed in the 20th century. C. It was developed by scientists throughout history. D. It was developed in the last 300 years.

Answers

Answer:

The correct answer will be option C.

Explanation:

Scientific studies started in ancient times but it has been developed throughout time as the study of science and development of scientific knowledge dates back from ancient times. In ancient times scientists were referred to as "natural philosophers" which tried to answer many natural phenomenon and made an attempt to classify the living world like Aristotle, Thales, Theophastrus but the scientific method has been employed since middle ages by philosophers like Ibn al-Haytham in 11th century and is considered as the first scientist as he invented the pinhole camera, studied rainbows and eclipses, and discovered the laws of refraction. The scientific revolution took place after 17th-century in Europe which led to the development of modern science.

Thus, option C is the correct answer.

The correct answer is C. It was developed by scientists throughout history.

Explanation:

Science is the field that studies the world and mos elements on it through the scientific method that is based on observing, questioning, creating a hypothesis, testing, etc. Additionally, science is trigger by a natural human curiosity for understanding the world. Due to this, science and the knowledge obtained through it are not exclusive of one historical period but have been developed throughout history.

Indeed, scientific knowledge can be traced back to ancient societies such as Mesopotamia or Egypt and during all centuries and periods including classical antiquity, the middle ages, the modern era, and the post-modern era it expanded through multiple fields including medicine, physics, chemistry or biology. However, the paradigms and ideas have changed over time as the development of more precise technologies sometimes prove previous theories or ideas are not true.

The only cells in the body that produce leptin are _______ cells.

Answers

Red blood cells or white blood celss

In the tonicity of red blood cells activity, why were you unable to read the lab manual through the tubes containing hypertonic or isotonic solution?

Answers

The reason why we were unable to read the lab manual through the tubes containing isotonic and hypertonic solution is  because the cells in those solutions remained intact, causing the solutions to be opaque, in the tonicity of red blood cells activity. The reason why we can't read the lab manual is because the cells in the solutions remained intact.

Which aspect of nature inspired the invention of velcro

Answers

That would be when the creator, Georges de Mestral, a Swiss engineer who, in 1941 went for a walk in the woods and wondered if the burrs that clung to his trousers could be turned into something useful, which inspired Velcro! Hope this helps

Bone marrow transplant taken from a donor and infused through the central vein is coded to what icd-10-pcs code

Answers

The ICD-10-PCS code is 30240G4.

Firstly, select "Administration" (section 3) because the procedure is the administration of bone marrow to the patient. Secondly, select "Circulatory" (section 30) because it is being administered in a vein (circulatory system). Third, select "Transfusion" (section 302) because it is being done a transfusion of bone marrow. Then select "Central Vein" (section 3024) because that's the place of administration in the circulatory system. Lastly, go to "Bone Marrow" (section 30240G) as that is what's being transfused and then choose "Transfusion of Allogeneic Unspecified Bone Marrow into Central Vein, Open Approach" (30240G4) because it is not specified what type of transfusion it is.
Final answer:

A bone marrow transplant is coded in the ICD-10-PCS with a specific seven-character alphanumeric code, which should be referred to in the ICD-10-PCS manual. The code varies depending on procedure details but ensures matching of donor and recipient to avoid GVHD.

Explanation:

The ICD-10-PCS (International Classification of Diseases, Tenth Revision, Procedure Coding System) code for a bone marrow transplant taken from a donor and infused through the central vein involves a specific code that identifies the type of procedure. During the procedure, it is crucial to have a matching donor to prevent tissue rejection and minimize the risk of Graft-versus-Host Disease (GVHD). After a matching donor is found, the patient's own bone marrow is destroyed through radiation and/or chemotherapy, followed by the intravenous infusion of donor bone marrow stem cells. These stem cells then colonize the recipient's bone marrow to restore its function.

Based on the information provided, it seems like the index terms provided do not directly correlate with a specific ICD-10-PCS code. For the purposes of coding, one would need to refer to the ICD-10-PCS code manual to locate the precise procedure code, which is typically a seven-character alphanumeric code. The provided terms such as bone marrow transplant (792, 794) could refer to the index of a coding manual but not the exact code itself that should be used.

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What do organisms experience because of growing populations?


complex stability


increased competition


rapid maturation


heightened enrichment

Answers

The answer is increased competition.

Answer:

Increased competition

Explanation:

What is occurring in the endocrine system during a "fight or flight" response?

Release of adrenaline by the adrenal glands
Release of cortisol by the adrenal glands
Release of adrenaline by the gonads
Release of cortisol by the gonads

Answers

You're answer would be A. Release of adrenaline by the adrenal glands.

Answer:

Release of adrenaline by the adrenal glands.

Explanation:

Adrenaline hormone also known as epinephrine is an important part of sympathetic nervous system. It is released from adrenal medulla through a sequence of events in a situation of "fight or flight" or we can say in a life threatening situation. This hormone causes our muscles to perform vigorous activities so that body could respond accordingly. Chemically adrenaline hormone is synthesized by using "tyrosine" as a precursor which after a series of enzymatic actions gets converted into L-dopa and then dopamine then nor-adrenaline and finally into adrenaline.

What is required for reactants to form bonds?

Answers

Bond making is generally an Endothermic reaction so input energy would be required to make a reactants bond.

Answer:

energy input

Explanation:

Chemical reactions are the result of the transformation that takes place in substances (the reactants), where atoms rearrange themselves to their initial state, transforming them into what we call "resultants." Thus, chemical compounds undergo changes generating new molecules. For the reaction to occur it is necessary that there is already an energy input during the handling of the reagents. This energy will be used to rearrange the reagent atoms.

A car has positive acceleration. what information can you infer from this? A. The car is changing direction B. The car is speeding up in the same direction as it traveling C. The car is slowing down is down and changing he direction it is traveling D. The car is slowing down

Answers

B
because velocity talks about the speed and direction of an object


Answer:

The correct answer is option B. "The car is speeding up in the same direction as it traveling".

Explanation:

A positive acceleration is defined as change of velocity upwards the direction that the object has taken. Therefore, a car having a positive acceleration means that the car is speeding up in the same direction as it traveling. Basically, after a positive acceleration, the car is traveling faster in the same direction that it was before.

Why is it important that scientists haven’t identified a Lokiarchaeota cell yet?

Answers

It's important because we need the scientists to discover where it is. The Lokiarchaeota is a main cause for infections, and diseases, and if we identify it, and study it, we may know how to cure certain diseases, and how to prevent them. 

Answer:

The scientists are working hard in order to find more about the cells, thus, they should be familiar regarding all the kinds of cells present. The Lokiarchaeota refers to one of the only cells, of which they need to find something about. The scientists also require to know something about it, as it is a component of the body, and may be at certain occasion’s leads to infection in the body. Thus, scientists need to know that whether it is resulting in any kind of the biggest infections ever.

To locate the epicenter of an earthquake a seismologist must determine all of the following except

A The difference in the arrival times in the p and S waves
B seismograph data from the locations
C the distance from the epicenter to three different seismograph locations
D the intensity of the earthquake

Answers

The answer is B. Seismograph data from the locations
Hoped this helped
Feel free to ask anymore questions here at brainly.com

Answer: i think the answer is actuly D

Explanation: because u dont need to know how intence the earthquake is

hope this helps

Peter consumes no commodities other than miller lite and bud light. his annual budget for these two commodities is described by the equation 5x  30y  300, where x is sixpacks of miller lite and y is cases of bud light. peter considers 2 cases of bud light to be perfect substitutes for 6 sixpacks of miller lite.

Answers

The answer Peter will consume 60 sixpacks of Miller lite per year.


The solution for this problem is:


The cost of 6 Miller six packs is 5 * 6 = 30.


Then the cost of 2 Bud cases is 30 * 2 = 60.


Consequently, Miller is low-priced so Peter will buy as much Miller as possible.  Therefore, 300 which is the budget divided by 5 is the cost for the Miller sixpacks = 60

How do objects with the same charge interact? How do objects with opposite charges interact?

Answers

Two objects that are similarly charged will repel, while two objects with opposite charges will attract. Moreover, a neutral object will attract either charges.

A child is admitted in the clinic with nausea, vomiting, constipation, hypophosphatemia, and glycosuria. after talking to the parents, the nurse learns that they are painting the house. what can the nurse deduce from the symptoms? the child is suffering from:

Answers

From the symptoms, the nurse can deduce from the symptoms that the child has a reaction to lead or an allergy.It is also possible that the child suffers from Crohn's disease, which is triggered by a variety of environmental elements.

"explain the three phases of the instructional process, which phase do you think is most important? why?"

Answers

Instructional process in teaching refers to the instructional models that facilitates learning process. It consists of three phases of instruction:
1. Phase I (Pre-learning session): This includes the planning of a lesson and the activities that a teacher performs before teaching the class.
2. Phase II (Learning session): It involves the actual teaching process where the teacher delivers the lecture. It is a complex process of all the phases.
3. Phase III (Post learning session): It includes the post-teaching stage where the teacher evaluates the whether the students have learned the lesson or not and are able to solve the problems related to the lesson or not.

Out of these three phases, the most important phase is the learning phase. If the students understand the lesson in the learning phase, they will be able to get the clear concept of the lesson and they will be able to answer the problems properly.

The instructional process consists of the Preparatory Phase, Implementation and Learning Phase, and Program Evaluation Phase. The Implementation and Learning Phase is arguably the most important as it directly affects student learning outcomes.

The instructional process can be divided into three main phases:

Preparatory Phase: This phase involves planning and setting clear instructional goals. Teachers prepare lesson plans, gather necessary resources, and design assessments. They communicate these goals to students to ensure they know what is expected of them.Implementation and Learning Phase: In this phase, the teacher introduces new material and teaches the content through direct instruction, interactive activities, and checking for understanding. This is often referred to as the 'I do' phase, where the teacher plays a central role in delivering content.Program Evaluation Phase: The final phase consists of evaluating the effectiveness of the instruction. Teachers assess student performance through various forms of assessments, gather feedback, and reflect on the teaching process to make adjustments for future lessons.

Most Important Phase:

While all phases are crucial, the Implementation and Learning Phase may be considered the most important because it directly affects students' comprehension and engagement with the material. Without effective implementation, even the best-prepared plans may fail to achieve the desired learning outcomes.

Each phase draws on major instructional strategies:

The Preparatory Phase uses goal-setting and resource planning, essential for clear and organized instruction.The Implementation and Learning Phase often involves techniques like direct instruction, interactive activities, and immediate feedback to ensure student engagement and understanding.The Program Evaluation Phase relies on assessment strategies to measure learning outcomes and effectiveness, guiding improvements for future instruction.

A mutation is an heritable change in the dna of a cell. mutations are rare occurrences and are often caught by the cell's "proofreading" system during cell replication and so are not passed on to offspring. why is it more likely for an a nucleotide to mutate to a g nucleotide than to a t nucleotide?

Answers

DNA consists of  two types of nitrogenous bases: Purine and Pyrimidine. Purine is a double ringed structure that includes Adenine (A) and Guanine (G) while pyrimidine is a single ringed structure that includes Thymine (T), Cytosine (C) and Uracil (U). In a DNA helix pairing takes place between one purine and one pyrimidine. A pairs with T and U (in case of RNA) and G pairs with C. During a mutation, it is more likely for A to get mutated to G than to T because A and G are similar in structure than T and C and the structure of DNA is not changed.

A client with schizoaffective disorder is engaging in an extremely long conversation about a current affairs in the world. the client goes on to provide the nurse with minute details. the nurse interprets this as suggesting what?

Answers

Depending on the contents of the conversation it could mean a variety of things. If the client is interpreting world affairs correctly he is unlikely to be having a schizophrenic episode. However, if his interpretation is out of the norm, or intently self-focused it is likely that they are having an episode. This may also be indicative of how their medicine is working and if they are taking it.

What is the sodium potassium pump? how does it work? which body organ system depends on sodium-potassium pumps to function?

Answers

Na+ /K+ -ATPase is an enzyme found in the plasma membrane of all animal cells. The Na+ /K+ -ATPase enzyme is a solute pump that pumps sodium out of cells while pumping potassium into cells, both against their concentration gradients.

The sodium and potassium pump is a type of active transport that occurs in every cell in the body.

The process they manage occurs due to differences in concentrations of sodium (Na +) and potassium (K +) ions inside and outside the cell.

These pumps work to maintain the difference in concentration of the two ions in the inner and outer middle of the cell. Energy must be used in the form of ATP. Thus, the sodium and potassium pump is an active transport type.

The sodium and potassium pump is directly related to nerve impulse transmission and muscle contraction. Therefore, we can state that the organ systems related to the nervous and muscular system are directly involved.

"1. what can be done to motivate companies to evaluate training programs"

Answers

as well as the five major categories of outcomes that can be measured to evaluate training effectiveness. The five outcomes (cognitive, skill-based, affective, results, and ROI) used in evaluating training programs were explained. Good training outcomes need to be relevant, reliable, discriminate, and practical. Next, threats to both internal and external validity were discussed. Various evaluation designs were explained with an emphasis on related costs, time, and strength. Return on Investment (ROI) and cost-benefit analysis were explained, and examples given. The chapter concluded with a listing of key terms, discussion questions,The company’s management would need to be made aware of the investment made by the company for the training and the need to summatively evaluate it to determine if the training program is effective, and formatively evaluate it to identify its strengths and weaknesses to better accomplish training. Evaluation is vital to improving a training program, or deciding whether to replace it completely with a better program or a non-training option. (p. 217-218) 2. What do threats to validity have to do with training evaluation? Identify internal and external threats to validity. Are internal and external threats similar? Explain. Answer: If threats to validity exist, the evaluator may question whether a training program was really effective or if possible benefits were the result of other factors. Internal threats to validity affect the believability of the study, while threats to the external validity affect the believability of the program’s benefits for future use. Characteristics of the company, the outcome measures, and the persons in the evaluation study are the internal threats to validity. Reaction to pretest, reaction to evaluation, interaction of selection and training, and interaction of methods are the external threats to validity. Internal and external threats are not similar. Threats to external validity relate to how study participants react to being included in the study and the effects of multiple types of training, whereas internal validity provides confidence that the results of the evaluation are due to the training program and not to another factor. (p. 232) 3. What are the strengths and weaknesses of each of the following designs: posttest-only, pretest/posttest comparison group, pretest/posttest only? Answer: 6-9

The information in the table shows the possible genotypes resulting from the mating of two heterozygotes aadd. the allele a codes for normal pigmentation, a for albinism, d for dimpled chin, and d for non-dimpled chin. what fraction of offspring would be expected to be albino with a non-dimpled chin?
a. 1/2
b. 1/4
c. 3/4
d. 2/8
e. 1/16

Answers

Admitting that the "a" is a capital A for normal pigmentation and "d" is a capital D for dimpled chin, meaning that these are the dominant traits, the fraction expected to be albino with a non-dimpled chin is of 1/16.
When two heterozygous are crossed and two characteristics are being analysed, the offspring quantity that will possess the two recessive traits can be represented by 1/16. This is easily confirmed when a Punnett square is made. Considering that both parents were heterozygous, on both sides of the crossing in the Punnett square, you would have the following alleles' combination: AD, Ad, aD, and ad. The offspring that would be homozygous recessive (aadd) would correspond to only 1/16. 

Jennifer regularly instructs her students to avoid believing age-old theories about the differences between men and women. "As it turns out," she says, "men and women are far more alike than we are different." Jennifer is explaining the _________ hypothesis.

Answers

The non-directional hypothesis
The non-directional hypothesis states that a difference exists between two variables but it does not state or predict the direction of the difference. From the question, it was stated that there are some differences between men and women but the direction of the differences between them were not identified. Therefore, Jennifer is explaining the non-directional hypothesis.

Jennifer is explaining the gender similarities hypothesis, which argues that men and women are far more alike than different and that observed differences are minimal and often culturally influenced.

Jennifer is explaining the gender similarities hypothesis, which posits that men and women are much more alike than they are different. This perspective challenges traditional beliefs about significant differences in male and female behavior and cognitive abilities. The hypothesis suggests that any observed differences are usually small and predominantly influenced by social and cultural factors rather than biological determinism. The research cited, specifically by Hyde (2005), supports this view by demonstrating that gender differences in attitudes and behaviors are minimal, emphasizing that other factors such as cultural roles and expectations play a more significant role in shaping gendered behavior. This perspective can change how we understand social interactions and underscores the importance of examining stereotypes critically.

Which of the following statements about mining is true?
a). Mining has no long-term effects on the Earth.
b). Mining is unimportant to the economy.
c). Mining has no ecological impact.
d). Mining allows useful minerals to be extracted from the Earth.

Answers

The answer is D. Mining allows useful minerals to be extracted from the Earth.

Answer: d). Mining allows useful minerals to be extracted from the Earth.

Explanation:

Mining is a process of extraction of useful minerals from the surface, subsurface and deep regions of the earth which are of economic importance. The mining involves the formation of a huge crator on the land and underwater regions which takes long time to recover. It exerts a drastic ecological impact that is it destroys the habitat of plants and animals. The soil of the mining site becomes infertile.

On the basis of above information, d. Mining allows useful minerals to be extracted from the Earth is the correct option.

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Unfortunately, you have a junky car! You are speaking to your mecnico about some problems that you have been having with your car. Write three sentences telling him how long you have been experiencing problems with certain parts of your vehicle. Remember the "hace...que..." structure that we have been studying in this section. Mel Company has a net income, before taxes, of $95,000. The treasurer of the company estimates 45% of net income will have to be paid for federal and state taxes. The tax for both federal and state is: PLease help Why were dozens of Serbs convicted of war crimes?They started a war that led to thousands of deaths on both sides.They approved the policy of ethnic cleansing in the war.They started a war that was not sanctioned by the Serbian people.They openly disobeyed the orders of the Serbian president. explain what the relationship between impeach and treason? Name the astrophysicist who first advanced the idea that the chemical elements originated from hydrogen in stars In normal view, powerpoint's ________ contains buttons such as notes, comments, and view. Mendel had no understanding of DNA as the genetic material, yet he was able to correctly predict how traits were passed between generation. What does Mendels work show about the value of scientific observation how is needbased aid determined? How does the picture add depth to what you read in the play? How does the play add depth to what you see in the painting? What role do you think the scene depicted here will play as you read the rest of antigone What resulted from the resentment of the criollos felt because of the power of the peninsulares?1:the destruction of the encomienda system2:the Mexican Revolution3:the Mexican war of independence against Spain4:the fall of the Aztec empire How does one account for the bubbles that "tickle your nose" when one drinks a glass of champagne? All of the following are examples of why someone submits to negative peer pressure except A. wanting to improve a personal traitB. Wanting to be like C. Feeling as though everyone is doing itD. Trying to fit in The largest city on the island of hawai'i, and the second largest in the entire state, is ________. What is the central idea presented in the introduction to The Way to Rainy Mountain?The Kiowa people and their historical journey are intimately related to the land.The migration of the Kiowa people to Rainy Mountain was disastrous.The origins of the Kiowa people are not known.The Kiowa people were victims of their own poor decisions. What does president wilson ask the people of the nation to do? After a coup detat in Spain overthrew the government, Augustin de Iturbide proclaimed What did republicans believe about high tariffs? The natufians' ability to exploit their rich local environment with broad-spectrum foraging made it possible for them to WILL GIVE THANKS AND STARS AND BRAINLIEST I NEED HELP PLZ I WOULD APPRECIATE ITwhich identifies the textual evidence that best supports the claim: the author's purpose is to persuade?A. 1953, Sir Edmund Hilary and Tenzing Norgay gazed down upon the world from its summit.B.1903, Orville and Wilbur Wright made the first sustained powered flight in a heavier-than-air machine.C.First of all, if someone says your dream is impossible, they're wrong.D.people said, "okay, we admit that someone could climb mount everest, and we admit that man has learned to fly, but no one will ever, ever walk on the face of the moon." Which of the following is a like radical to 3x sqrt 5? X(3sqrt 5)Sqrt 5y3(3sqrt 5x) Y sqrt 5 Steam Workshop Downloader