Answer:
bedrock
Explanation:
Bedrock is a substance that is a land resource used in construction. The correct option is B.
What is a bedrock?In geology, bedrock is solid rock which lurks beneath loose material in the Earth's or another terrestrial planet's crust.
Bedrock is the solid rock that underlies the freer surface material. An outcrop is a section of bedrock that has been exposed.
Regolith refers to the various types of broken and weathered rock material that may overlie the bedrock, such as soil and subsoil.
The hard, solid rock beneath surface materials such as soil and gravel is referred to as bedrock. On the ocean floor, bedrock also lies beneath sand and other sediments. Bedrock is a land resource that is used in construction.
Thus, the correct option is B.
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Why are marshes more productive than bogs
The acidity of the soil-peat inhabits diversity of plant species compared to marshes.
An important distinction to bogs would be that marsh soils are more typically neutral in the pH scale, to slightly more basic.
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Answer:
The high nutrient enriched soil, long growing period and sufficient sunlight exposure are major factors which makes the marshes more productive than the bogs.
Explanation:
Marshes are one of the highly productive ecosystems just like the swamps. This is because of the following reasons –
a) High nutrient depositions due to the flow of nutrient enriched sediments of river though the marsh area
b) They have long growing period
c) Sufficient amount of sunlight exposure.
While bogs remain water choked most of time in a year and thus decaying plants and leaves form an important part of its soil. Such soils have low oxygen and nutrient content.
what are biotic and abiotic factors of cellular respiration
Abiotic- this refers to non living physical and chemical elements in the ecosystem( soil, water, sunlight, air, and minerals).
Biotic- this refers to living or once-living organisms in the ecosystem.
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From the earths atmosphere carbon dioxide is used by plants,algae, and Cyanobacteria during the process of?
Photosynthesis takes in the carbon dioxide produced by all breathing organisms and reintroduces oxygen into the atmosphere. Photosynthesis is the process used by plants, algae and certain bacteria to harness energy from sunlight and turn it into chemical energy
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Scientists use potassium-argon method to determine the age of a rock sample. Three separate tests showed the rock to be 1.3 billion years old. However, scientists know the rock must be at least 2.5 billion years old based on the rocks around it. How is this possible?
The radiometric dating was off due to loss of daughter isotopes.
The relative dating was off due to the loss of daughter isotopes.
The relative dating was done incorrectly.
The radiometric dating was done incorrectly.
Answer:
Option C, The relative dating was done incorrectly.
Explanation:
As it is mentioned here in the description that scientist know that the actual age of rocks must be 2.5 billion years and this age of the rock must have been derived through some methodology of radioactive dating. Now since the potassium-argon method was used three times and it depicted the same result every time stating that the age of rocks is 1.3 billion years. Therefore there are high chances that earlier method used that estimated the age of rock as 2.5 billion years must be wrong.
What does this symbol represent
It represents a cold front
identify the main term for removal of gallbladder calculi by means of an open procedure
Laparoscopic Cholecystectomy
Gallbladder is known to be pear shaped organ that is found beneath the right side of the liver. It functions by collecting and concentrating the bile (digestive liquid ) produced by the liver. However, Laparoscopic Cholecystectomy (Laparoscopic Gallbladder Removal ) is known to be a surgical procedure performed for the removal of gallbladder which involves the use of small incision instead of large one.
The main term for the removal of gallbladder calculi by means of an open procedure is cholecystectomy.
Explanation:The main term for the removal of gallbladder calculi by means of an open procedure is cholecystectomy. This surgical procedure involves the complete removal of the gallbladder to treat conditions such as gallstones. This may be done due to gallstones, inflammation, or other gallbladder-related issues. Often performed laparoscopically, the surgeon makes small incisions and uses a camera for visualization.
Cholecystectomy is a common and generally safe procedure, and the body can adapt to the absence of the gallbladder. While patients may experience changes in digestion, the procedure aims to alleviate symptoms and prevent complications associated with gallbladder disorders.
the energy role of a grizzly bear is that of a(n) ________ because it cannot make it's own food
The energy role of a grizzly bear is that of a consumer because it cannot make its own food.
Grizzly bears are considered heterotrophs as they derive their energy from consuming other organisms, both plants and animals. They depend on the environment for food, and not on photosynthesis. A distinct energy-related physiological process observed in grizzlies is hibernation during which they depend on stored fat for energy.
Explanation:The energy role of a grizzly bear is that of a heterotroph because it cannot make its own food. In biology, animals that cannot produce their own food are termed as heterotrophs. They derive their energy from external food sources. Grizzly bears, as an example, are omnivores and consume both plants and animals for sustenance. Thus, they depend on the environment to provide them with nourishment rather than photosynthesizing, similar to plants or certain microbial organisms.
Another important life cycle aspect of grizzly bears related to their energy consumption is hibernation. Before winters, they enter a phase of hibernation during which they rely on their stored fat reserves for energy. This process is not just random; there are certain environmental cues that trigger this physiological change in grizzly bears. Hibernation allows them to survive through winters when food resources are scarce.
Bears that encounter humans for food sources are more inclined to intrude human habitations, indicating an adaptive behavior in search of energy (food) sources.
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The oldest rocks found on Earth are 3.96 billion years old. However, scientists believe the Earth is about 4.6 billion years old. What evidence supports this idea? Choose all that apply.
The Earth is 4,54 billion years old. This age has been determined with the radioactive dating technique. The precise decay rate of radioactive elements is used as a clock: the number of daughter products in one rock indicates its age.
The oldest meteorites ever dated in the Solar System are 4,56 billion years old, the oldest minerals on Earth are 4,4 billion years old, and the oldest rocks on Earth are 4 billion years old. These ages are very consistent because the meteorites had to form before the accretion of our planet, and the Earth had to cool down before the first minerals could crystallise.
The Solar System was formed around 4.6 billion years ago, out of the collapse of a dense cloud composed of dusts and gases. Meteorites, which are the very components of our planets (through the process of accretion), are the remnants of the Solar System’s origins. Dating meteorites thus allows us to give a lower age to the Solar System (4,56 billion years old).
1. hormone secretion
2. metamorphosis
3. fertilization
4. cell division
some one celled organisms reproduces by binary fission which is a process of cell division. The answer is 4.
Why do birds have enough energy to fly
They have enough energy to fly because, Birds have a very strong heart and an efficient way of breathing. And, these are necessary for birds to fly. Birds also use a lot of energy while flying and need to eat a lot of food to power their flight.
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Penicillin is an antibiotic that was discovered in 1928. Today many species of bacteria have acquired resistance to penicillin. This adaptation occurred as a result of
Answer:
THE ANSWER IS C ( genetic mutation) ON USATestPrep because...
Explanation:
Many bacteria have acquired the ability to produce an enzyme called penicillinase, which destroys penicillin. All enzymes are proteins. The ability to produce the new protein penicillinase came from a change in the bacterial DNA: a genetic mutation.
What does this extreme drop between November and December most likely represent?
Answer:A reflection of the migratory nature of the birds at the lake
Explanation:
I just got it right
Why is it important that cells formed by mitosis have the same number of chromosomes as the parent cell?
Mitosis refers to a procedure of producing more cells, which are genetically similar to the parent cell. It plays an essential role in the development of embryos, and it is essential for the development and growth of the bodies as well. Mitosis generates novel cells and substitutes the cells, which are lost, old or destructed.
In mitosis, a cell differentiates to produce two similar daughter cells. It is essential that the daughter cells exhibit a copy of each chromosome, so the procedure includes copying the chromosomes initially and then carefully distinguishing the copies to provide each new cell a complete set.
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The diagram shows a process used to produce apple trees with the desired trait of sweeter fruits.
Which labels should be used to complete the diagram?
A X: Enzymes
Y: Apple tree DNA
B X: Enzymes
Y: Gene for sweeter fruit
C. X: Apple tree DNA
Y: Gene for sweeter fruit
D. X: Gene for sweeter fruit
Y: Apple tree DNA
Answer:
gene for sweeter fruit
The answer is option B:
X: Enzymes
Y: Gene for sweeter fruit
The labels that should be used to complete the diagram are 'X: Enzymes' and 'Y: Gene for sweeter fruit'. Enzymes are involved in modifying the apple tree DNA, and the gene denoted as Y is responsible for the desired trait of sweeter fruit.
The labels that should be used to complete the diagram are:
X: Enzymes
Y: Gene for sweeter fruit
This represents the process of genetic modification, where enzymes are used to insert a specific gene (for sweeter fruit) into the DNA of an apple tree.
Enzymes are biological molecules that catalyze chemical reactions, and in this process, enzymes are involved in modifying the apple tree DNA to produce sweeter fruits. The specific gene responsible for the desired trait of sweeter fruit is denoted as Y.
Does the grasshopper or caterpillar undergo incomplete metamorphosis
The phenomenon called incomplete metamorphosis is seen in grasshopper.
Explanation:The total number of the stages act as major difference between incomplete and complete metamorphosis. The former has 3 stages namely egg, nymph and adult, whereas the latter has 4 stages namely egg, larva, pupa and adult.
The process of incomplete metamorphosis is seen in insects such as grasshopper, termites, true bugs, praying mantis etc. The caterpillar shows complete metamorphosis at the end of which adult butterfly emerges out.
In incomplete metamorphosis, initially, the insect comes out of egg. Then it grows and becomes nymph which is a smaller version of adult insect, its physical appearance is very vulnerable due to its young age. Then it grows into a adult insects and lives till its end.
Populations of blue-winged warblers, a type of bird, migrate south in the winter and return to Canadian breeding grounds in the spring. As global temperatures have increased due to climate change, spring has started arriving in the warbler's breeding grounds earlier in the year, before the warblers return. Warblers now arrive at their breeding grounds too late to select ideal nesting sites and to feed on important early-spring food sources. How are populations of blue-winged warblers most likely to be affected by the earlier arrival of spring?
For the most part the birds will be negatively affected by the early spring, they won't have the food they need and because they missed finding ideal nesting spot one of two things will happen, they will either pick an unsafe nesting area which can result in their young being hurt or even themselves, and/or they won't breed at all and because of this the Warbler population will decrease due to low mating rates. Eventually, the birds will evolve in a way and start coming back from their migration earlier than previous generations and thus they will have access to the food and nesting areas that they need and the population will spike again.
I hope this helps you out a little!
Answer:
Populations will decline since individuals will be less likely to successfully reproduce. Hope this helped
Explanation:
A man with Type A blood marries a woman with Type AB blood. According to predicted outcomes based on genetics, their children may have all blood types EXCEPT Type
A) A.
B) AB.
C) B.
D) O.
A man with Type A blood marries a woman with Type AB blood. According to predicted outcomes based on genetics, their children may have all blood types EXCEPT Type O, which is in option D.
What is the ABO blood group?The ABO blood group system is determined by the presence or absence of two types of antigens (A and B) on the surface of red blood cells and the presence or absence of antibodies against these antigens in the plasma. A person with type A blood has the A antigen on their red blood cells and produces antibodies against the B antigen in their plasma. A person with type AB blood has both A and B antigens on their red blood cells and produces no antibodies against either A or B antigens in their plasma. Therefore, if a man with type A blood (genotype AA or AO) marries a woman with type AB blood (genotype AB), their possible offspring could inherit either the A or B allele from the father and the A and B alleles from the mother, resulting in either blood types A, B, or AB.
Hence, a man with Type A blood marries a woman with Type AB blood. According to predicted outcomes based on genetics, their children may have all blood types EXCEPT Type O, which is in option D.
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Help me plz!
1. How different are the wet and dry earwax genes?
A.3 codon difference.
B. switch of a single DNA unit.
C. inversion of a segment of DNA 30 units long.
D. there is no difference, it has to do with a gene being activated.
2. Why is earwax important?
A. It is like biological flypaper, prevents dust and insects from entering the ear.
B. It helps keep noise levels down, protecting our ear drums from bursting.
C. It helps maintain homeostasis.
D. It assists with balance and maintaining a strong equilibrium.
3. Those of us who tend to sweat a lot and have armpit odor probably have what type of earwax?
A. Dry earwax
B. Both wet and dry earwax
C. Sweat and odor have nothing to do with armpit odor
D. Wet earwax
4. Which type of earwax is dominant?
Question 14 options:
A. Dry earwax
B. Wet earwax
C. They exhibit incomplete dominance
D. They exhibit co-dominance
5. If a person with wet earwax had offspring with a person who had dry earwax and all 200 of their children had wet earwax, what would be the genotype of the parent with wet earwax?
A. WW
B. Ww
C. ww
D. can't determine the genotype
Answer 1: Difference b/w wet and dry earwax genes is due to switch of a single DNA unit i.e. single nucleotide polymorphism.
Answer 2: Earwax is important in many ways mainly it is a biological flypaper as it prevents dust and insects from entering the ear.
Answer 3: Genetics have proved that for those who sweat a lot and have armpit odor have wet earwax.
Answer 4: The wet type earwax is dominant one with honey brown or dark brown color while dry one is recessive.
Answer 5: As wet earwax is dominant trait, according to the given scenario the genotype of parent with wet earwax will be "WW" which when crossed with dry earwax parent will have all the offsprings with wet earwax.
in experiment 3, what was the appearance of the elodea cells in aquarium water a:The chloroplasts were located mostly from the center of the cell b:The chloroplasts were located mostly at the periphery of the cell c:The cell membrane was pressed against the cell wall d: The cell membrane shriveled and pulled away from the cell wall
your answer is C- he cell membrane was pressed against the cell wall
Answer:
The correct answer will be option-B.
Explanation:
Elodea is the aquatic plant which contains all the organelles like a nucleus and cell wall which gives the box-like appearance to the cells. The elodea cells lack a central nucleus.
In the given question, the chloroplast organelle associated with the photosynthesis in plants is observed at the periphery in every plant cell. Few chloroplast cells are distributed in the center.
Thus, Option-B is the correct answer.
What type of storm is shown in the graph
Which factor most strongly influences the kinds of plants that can grow in an area?
The climate of the area - APEX
Answer:
the areas climate
Explanation:
How is pollen transferred from the male reproductive structure to the female in gymnosperms and angiosperms
Gymnosperms produce male and female cones while angiosperms produce stamens and pistil in the same flower as the male and female reproductive parts. ... In angiosperms, pollen grain is transferred from the anther to the pistil by wind, insects oranimals by the attraction to flowers.
The process of transfer of pollen grains from the male reproductive structure to the female in gymnosperms and angiosperms is known as pollination. Pollination occurs through different agents.
What is pollination?
Pollination is the process which includes the transfer of pollen grains (male gametophyte) from the male reproductive structure (anther) to the female reproductive structure (stigma). This is an important step of reproduction in plants.
Gymnosperms produce male and female cones while angiosperms are the plants which produce stamens and pistil in the same flower as the male and female reproductive structures. In angiosperms, the pollen grain is transferred from the anther (male gametophyte) to the pistil (female gametophyte) through the help of different agents called pollinators such as wind, insects or animals by attraction to the flowers.
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HELP ON NUMBER FIVE ONLY PLEASE
Question:Which image shows the formation of sleet? I will be putting the answer choices up above as a picture.
Sleet formation involves raindrops falling through a cold layer of air near the ground, turning into ice pellets before reaching the surface. The correct image would show this process sequentially from above the ground to contact with the ground.
Explanation:Without the provided images, it's important to understand what the process of sleet formation entails. Sleet refers to a form of precipitation that occurs when raindrops fall through a layer of freezing air near the ground, turning them into small ice pellets before they reach the surface. The image that correctly depicts the formation of sleet would typically show a sequence where the raindrop freezing process begins above the ground and completes before the drops hit the ground. Various stages of the freezing process should be clearly illustrated.
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Which statement best explains why cellular respiration in plants and other organisms is dependent on photosynthesis
Cellular respiration depends on two chemical reactants; glucose and oxygen. Glucose and oxygen are made available to plants and animals for cellular respiration thanks to photosynthesis. Photosynthesis is the chemical reaction that uses solar energy to convert water and carbon dioxide into glucose and oxygen. Without photosynthesis, the available glucose and oxygen on the planet would quickly deplete to the point that life could not be sustained on Earth.
Photosynthesis produces glucose and oxygen, which are required for cellular respiration. Therefore, without photosynthesis, cellular respiration in plants and other organisms could not occur.
Explanation:The dependency of cellular respiration on photosynthesis in plants and other organisms is explained by the fact that photosynthesis produces the essential materials required for cellular respiration. Specifically, photosynthesis produces glucose and oxygen, which all organisms use to perform cellular respiration. Photosynthesis forms an energy link with cellular respiration.
In the process of photosynthesis, plants convert light energy into chemical energy, creating glucose and releasing oxygen into the atmosphere. This glucose and oxygen then become the fuel for cellular respiration, a process where energy is released from glucose and used to create ATP, a molecule that powers cellular activities.
Therefore, without the glucose and oxygen produced by photosynthesis, cellular respiration could not occur. This signifies the intricate relationship and dependency between photosynthesis and cellular respiration, highlighting the vital role they play in maintaining life on Earth.
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The process that produces a similar appearance among unrelated groups of organisms is A. coevolution. B. mass extinction. C. punctuated evolution. D. convergent evolution.
Answer:
C. Convergent evolution.
Explanation:
Convergent evolution is the independent evolution of similar features in species of different periods or epochs in time. Convergent evolution creates analogous structures that have similar form or function but were not present in the last common ancestor of those groups.
If a population grows larger than its environmental carrying capacity, then
A) death rate may rise.
B) immigration rate may increase.
C) birth rate may rise significantly.
D) death rate may fall significantly.
A- the Death rate may rise because there might not be enough resources for everyone to live off of.
Answer:
i think the a might be the answer
Explanation:
What is true about a meal of a piece of salmon with garlic butter? high in fiber, low in protein. No vitamin B12, no iron, low in carbohydrates
its low in carbohydrates :)
Answer: It is low on carbohydrates (C)
Explanation:
The equation shows cellular respiration during cellular respiration glue close combined with oxygen to form carbon dioxide water in ATP what happens to the energy and bonds and glue close
C6H1206 + 602 + 6H20 +ATP
Answer:
During the process of cellular respiration,that comprises three further processes (glycolysis, Kreb cycle and electron transport chain) the energy present in glucose molecules is transformed into ATP.
Explanation;
Cellular respiration is a process in which sugar breaks down to produce H2O and carbon di oxide, and during the same process energy in the form of ATP packets is formed that can be later on used by an organism to perform day to day activities.
Cellular respiration is the process during which energy present in the bonds of glucose are transformed into the form of ATP. ATP is the molecule that stores energy in its phosphate (PO4) bonds.
Hydrolysis of one phosphate bond of ATP releases almost 7.3 kJ of energy. Similarly, the hydrolysis of second phosphate bond of Adenosine mono phosphate releases around 3.4 to 3.6 kJ of energy. Therefore, the total amount of energy released from ATP hydrolyses is around 18 to 18.2 kJ of energy!
This energy is all that living organisms need to fulfill their cellular and physical work requirements.
Hope it help!
Answer:
Cellular respiration refers to the set of metabolic reactions taking place in a cell in order to harness energy from the food (glucose) and convert it to more usable form which is ATP (adenosine triphosphate).
The bonds of glucose and oxygen are broken, added, and are rearranged to form carbon dioxide, water and ATP.
The glucose is oxidized through various steps such as glycolysis, pyruvate decarboxylation, and Krebs cycle.
All the NADH₂ and FADH₂ formed by the above reactions undergo electron transport chain which causes oxidative phosphorylation of ADP to form ATP.
The summary of cellular respiration is shown in the form of the chart below.
what patterns do you notice? describe three patterns
was there something attached to this- if not here are 3 patters
2,2,2,1,1,2,2,2,1,1
it starts with repeating the number 2 three times and then repeating the number 1 twice and repeats.
T,T,A,A
2 T and 2 A repeating
TRIANGLE, SQUARE, RECTANGLE TRIANGLE, SQUARE, RECTANGLE
it repeats the same pattern
Which terrestrial biome has abundant rainfall?
Rainfall in 1.)_____ is abundant, with 2,000 to 2.) ______ millimeters of rain each year.
1.) A.)coniferous forests
B.) rainforests
C.)temperate deciduous forests
2.) A.)10,000
B.)5,000
C.)3,000
The answer for 1) would be B) Rainforests and 2) would be A) 10,000.
Answer:
1(b) 2(c)
Explanation: