Humans have a system of homeostasis inside their body which helps maintain temperature accordingly.
Explanation:
Human body is blessed with full-fledged thermoregulatory system inside it to sustain the temperature change in the environment.
Homeostasis can be defined as a tendency of the human body to maintain constant temperature inside in comparision to the environment temperature.
Blood helps human beings maintain homeostasis by vasoconstriction or vasodilation of the blood vessels.
The heat is lost in high temperatures by sweating resulting in maintenance of body temperature.
The waste material released is ejected to maintain temperature.
Answer:
reduce heat production and release sweat
Explanation:
study island
What is the letter E in the above equation an abbreviation for?
Answer:
Energy
Explanation:
although no picture is attached, E is usually energy.
1. Some mice are light-colored, and some mice are dark-colored. Use the words DNA, trait, and
mutation to explain how this happens.
Body colour of mice depends on the gene of the mice.
Explanation:Body colour is a character of mice, and it has different traits like light coloured and dark coloured. The body colour is formed because of the specific genes present in their DNA, which is present in chromosomes. The wild variety of the body colour is dark coloured, while the mutated variety of the body colour is light colored. As the mutations are usually recessive over the wild varieties, so the dark colour is dominant over the light coloured.
So when a pure dark coloured mice is crossed with a purely light coloured mice, the offsprings are all dark coloured.
In a population of white and brown rats, 16% of the population is white. if white hair is recessive to brown, what frequency of individuals have a homozygous dominant genotype?
0.36
Explanation:
For the recessive trait to show in the phenotype, the individual has to be homozygous recessive for the gene. Therefore if we designate the allele for White color as r and that of Brown as R;
rr = 16% = 0.16 → This is the gene frequency for recessive population
To find the allele frequency
√0.16
= 0.4
Remember the hardy Weinberg principle of allele; All allelic frequency of a gene adds up to 1 in an ideal population (that observes certain assumptions).
p + q = 1
p + 0.4 = 1
p = 1 – 0.4
p = 0.6
The allelic frequency of Brown hair is 0.6.
The frequency of individuals of a homozygous dominant genotype will be;
P² + 2pq + q² = 1
0.6 * 0.6 = 0.36
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In a population following Hardy-Weinberg equilibrium with 16% white (recessive) rats, the frequency of the homozygous dominant genotype for brown rats is found by first calculating the frequency of the recessive allele (q = 0.4) and then using it to find the dominant allele frequency (p = 0.6) which leads to a 36% frequency of the homozygous dominant genotype.
Explanation:In a population where white rats are recessive to brown rats, and 16% of the population is white, we need to find the frequency of individuals with a homozygous dominant genotype for brown fur. Assuming the population is in Hardy-Weinberg equilibrium, the frequency of white rats (recessive phenotype) is represented by q².
Given that q² equals 0.16 for white rats, we can find q by taking the square root of 0.16, yielding q = 0.4. Since the frequency of alleles in a population must sum to 1 (p + q = 1), we can calculate p, the frequency of the dominant allele, as p = 1 - q = 0.6. Therefore, the frequency of the homozygous dominant genotype, represented by p², is calculated as (0.6)² = 0.36 or 36%.
So, in this population, 36 out of 100 rats are homozygous dominant for brown fur. The remaining individuals with brown fur, which would be 48%, would be heterozygotes (2pq), carrying both a dominant and a recessive allele.
Diana is moving into a new apartment. She wants to get a heavy chair up to her second-floor apartment, but it will only fit through the window.
Diana could strap the chair to her back and climb a ladder straight up to her window.
Or Diane could use a simple machine, by sliding the chair up an inclined plane to get to the window.Which of the following is a disadvantage of using an inclined plane to move the chair, instead of climbing a ladder to get to the window?
A.
Diane will have to travel a shorter distance to move the chair.
B.
Diane will reduce the mass of the chair by using an inclined plane.
C.
Diane will have to exert more effort force to move the chair.
D.
Diane will have to travel a farther distance to move the chair.
Answer:
The correct option is D) Diane will have to travel a farther distance to move the chair.
Explanation:
To slide the chair up an inclined path, Diana would have to travel a further distance. While using the ladder to reach the second floor window would have made the distance smaller, but more force would have been required to move the chair through climbing a ladder. Diane would have got easily exhausted for moving the chair across the ladder. Using the inclined path will make the distance farther but as much force would not be required in this process. Hence, the method of using an incline is better.
Answer:
The correct anwser would be D.
Explanation:
6. All of the following are examples of genetic drift except:
A. A beetle gets stepped on
C. An elephant drinks a protozoa living in a puddle
B. A rabbit gets swept away by a tornado
D. A light colored moth does not camouflage on a dark colored tree and gets eaten by a bird
Answer:
A rabbit gets swept away by a tornado
Explanation:
I think so.
8. Why is the formation of new species difficult to study?
A. Species formation occurs too rapidly to be observed,
B. The fossil record of species formation is incomplete.
C. Evidence of species formation has not been discovered.
Answer:
B
Explanation:
I believe it is B. as we dont have all fossils
a series of coral reefs is located near a coastline in 3-5 sentences construct an argument about how people can help prevent erosion to the coastline.
Explanation:
Coral communities are made up of small organisms called polyps. Hard and soft corals make up reefs that are the basis of many coastal habitats. Healthy reefs offer many benefits, they thrive near the surface, and support several species of marine life and coral; they lessen the action of destructive waves and lessen the occurrence of coastal erosion. People can prevent erosion through installing artificial reefs, preserving sand dunes and keeping coastal vegetation.
Artificial reefs are man-made underwater structures which ideally function like naturally occurring ones. Similarly, sand dunes and coastal vegetation serve to protect beaches from strong winds and flooding which can displace sand and erode the coastline, leading to loss of land and property.Learn more about marine ecosystems at brainly.com/question/7957940
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Which diagram represents the type of asexual reproduction known as regeneration?
Answer:
Mitosis?
Explanation:
Mitosis doesn't use sperm cells, because its ASEXUAL
Which renewable energy source depends on changing water levels?
solar energy
o geothermal energy
tidal power
wind energy
The renewable energy source that depends on changing water levels is tidal power. Tidal power harnesses the kinetic energy of the ocean tides to generate electricity.
Here's a step-by-step explanation:
1. Tidal power works by utilizing the gravitational forces between the Earth, Moon, and Sun. These forces cause the ocean tides to rise and fall throughout the day.
2. Tidal power plants are built near coastlines or in estuaries where there is a significant difference in water levels between high tide and low tide.
3. The most common method of generating tidal power is through tidal barrages. A tidal barrage consists of a dam-like structure built across a bay or estuary.
4. During high tide, the barrage allows water to enter the basin behind it. As the tide recedes, the water trapped behind the barrage is released through turbines, which are connected to generators to produce electricity.
5. The difference in water levels between high tide and low tide creates a pressure gradient, and as the water flows through the turbines, it spins them, converting the kinetic energy of the flowing water into electrical energy.
6. The direction of the flow changes as the tides reverse, allowing the turbines to generate electricity during both high and low tides.
7. Tidal power is a predictable and reliable source of energy since tides follow a regular pattern based on the gravitational pull of the Moon and Sun.
8. However, tidal power plants have high upfront costs and are limited to areas with suitable tidal ranges, which restricts their widespread use.
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(ii)
Explain two ways in which bile helps the body to digest fat.
Explanation:
The liver produces bile which emulsifies fats, breaks them down into small droplets for a larger surface area. This will increase the rate at which the fat is digested by lipase. Hope this helps.
Answer:
1. It add water to the chyme, in order to make it more soluble.
2. Emusfication of bile helps to soften the food for easy digestion.
Vascular plants that have Seeds surrounded by Fruit are called
Vascular plants that have seeds surrounded by fruit are called as Angiosperms.
Explanation:Plants that have specialized vascular tissues that carry materials from one part of the plant to another is a vascular plant. The two types of vascular tissue, xylem and phloem, help in transportation of water, minerals, and the products of photosynthesis throughout the plant. Two types of vascular plants that produce seeds are : Gymnosperms and Angiosperms.
Gymnosperms are plants whose seeds are not enclosed by a fruit. The seeds are unenclosed or present on the surface or leaves. These seed are configured as cones. E.g: Cedar, pine
Angiosperms are fruit-bearing flowering plants with their seeds enclosed inside a fruit or flower. E.g: Apple, Eggplant
There are two main groups, gymnosperms, and angiosperms, since I know that gymnosperms have no fruit around their seeds, I would believe the answer to be angiosperms.
Hope this helps, if not, comment below please!!!!
What do all scientific areas of study have in common?
All areas of scientific study aim 'to know' the world and its functions. They are guided by curiosity and employ both inductive reasoning and deductive reasoning methods. Over the centuries, various scientific laws have been formulated, which are universally applicable.
Explanation:All scientific areas of study, from astronomy to biology to computer science, share common characteristics, irrespective of their diversity. Essentially, they all aim to know. This ultimate goal is driven by curiosity and inquiry. Scientists, across various fields, strive to understand the world and how it functions. They employ two primary methods of logical thinking, namely inductive reasoning and deductive reasoning.
Scientific Inquiry:
Through countless observations, hypotheses, and experiments conducted over centuries, scientists have formulated various scientific laws. These laws are akin to the 'rules' of nature. Strikingly, these same laws are applicable universally, from microscopic organisms to distant stars. Thus, science is an adventure, akin to exploring an uncharted ocean, where discoveries are made, theories are constructed, and nature's sublime beauty is elucidated more profoundly.
Methodologies in Scientific Fields:
It's also important to note that each scientific field, such as biology, has relatively well-defined methods. These methods encompass observation, experimentation, theory comparison, and analysis. Even though there isn't a single 'scientific method', the range of methods and practices employed is well established and widely recognized among practitioners in the field.
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All scientific disciplines share the ultimate goal to know, using scientific inquiry driven by curiosity and logical thinking. Inductive reasoning and deductive reasoning are central to their approaches, and the progress of one discipline often benefits others.
All areas of scientific study, despite their variety, share common fundamental characteristics. Scientific inquiry is at the heart of all scientific disciplines. The aim is to sate human curiosity and answer questions about the natural world. The collective endeavor of scientific research is driven by the goal to know. This involves forming hypotheses, conducting experiments, and using logic to draw conclusions. The methodology behind scientific inquiry has evolved to become a standard framework for gathering, organizing, and disseminating information.
Two principal forms of logical thinking, inductive reasoning and deductive reasoning, underpin the processes of scientific inquiry. Inductive reasoning involves forming general principles from specific observations, whereas deductive reasoning starts with a general principle and proceeds to specific predictions or explanations. Furthermore, as science progresses, the interconnectivity of different disciplines becomes increasingly prominent, with advances in one field often bolstering developments in others.
Ultimately, the quest within science to establish cause and effect relationships under natural conditions reflects its comprehensive and interconnected nature. Over the past centuries, the incredible growth in scientific understanding, particularly in the physical, chemical, and biological sciences, has led to technological advancements that have profoundly transformed human life and the planet.
i will very happy if you state what is a-f
What is the correct sequence for plant cell mitosis
Answer:
b. C, B, A, D
Explanation:
B is the correct answer.
If it helps, gimmie brainliest.
The correct sequence for plant cell mitosis is: prophase, metaphase, anaphase, telophase, and cytokinesis.
What is the sequence of events in plant cell mitosis?Plant cell mitosis involves a series of steps: prophase, metaphase, anaphase, telophase, and cytokinesis. During prophase, the chromatin condenses into chromosomes, the nuclear envelope breaks down, and the spindle apparatus forms.
In metaphase, the chromosomes align at the cell's equator. Anaphase follows, during which the sister chromatids separate and move toward opposite poles of the cell. Telophase involves the formation of new nuclei at each pole as the chromosomes uncoil. The cytokinesis occurs, resulting in the division of the cytoplasm and the formation of two daughter cells.
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Why are compounds different from single elements? A. When elements form a compound, the bonds and structure of the elements change. B when elements form a compound, the masses of the elements increase. C when elements form a compound, the masses of the elements decrease. D when the elements form a compound nothing is different. Plzzz help
Answer:
The answer is A. When elements form a compound, the bonds and structure of the elements change.
Explanation:
Element:
An element is the simplest form of matter that cannot be broken down into its constituents by physical or chemical means. Elements are composed of only a single type of atom.Compound:
Compounds are substances formed when two or more elements form chemical bonds.Compounds have properties entirely different from the elements they are made up of.Rural roads are _______ at night?
Rural roads at night can be more dangerous due to factors such as lack of street lighting, poor maintenance, absence of clear road markings, and challenging geographical conditions. These, along with the long distances between cities, can pose safety risks to drivers.
Explanation:Given the context of your question, rural roads are generally more dangerous at night. This is attributed to several factors such as the lack of proper street lighting, poorly maintained roads, and often absence of clear road markings, which can make it difficult for drivers to see potential hazards or changes in the roadway layout. As you mentioned, rural roads are traditionally unpaved and maintained by local authorities, and due to the slow response time, the roads may fall into disrepair over time. The roads in the desert regions where the soil is firm might be straight, making it relatively safer. However, in diverse terrains, the roads tend to wind around mountains and features like swamps, which can be especially treacherous at night. Furthermore, the long distance between cities can be a challenge for drivers due to fatigue, further exacerbating the safety risks.
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How thin is earths crust
The Earth's Crust is like the skin of an apple. It is very thin in comparison to the other three layers. The crust is only about 3-5 miles (8 kilometers) thick under the oceans( oceanic crust ) and about 25 miles (32 kilometers) thick under the continents ( continental crust)
* got from Google*
Answer:
The earth's skin is like the skin of an apple.
Explanation:
Its is very thin, the skin is about 3-5 miles (8 kilometers) thick under the ocean
To which skeletal system do the carpals belongs
Answer:
appendicular skeleton
Explanation:
es
) What bad news does Lord Montague deliver to add to the sad tidings of the end of this play?
that the Nurse has died
that Benvolio has taken his own life
that his wife, Lady Montague, has died
that Mercutio's family is now in the feud
Answer:
That his wife,lady montage,has died
Explanation:
I guarantee this the correct left answer
Why are asteroids lumpy?
asteroids are always hitting each other, or other flying rocks in space, leaving craters in the asteroids.
Asteroids are lumpy due to their lack of strong gravity to pull them into spherical shapes, resulting in irregular and elongated structures.
Without strong gravity, small objects like asteroids remain lumpy and do not form rounded shapes like planets. These rocky celestial bodies in the asteroid belt between Mars and Jupiter vary in size and shape due to their composition and gravitational forces.
Besides a veterinary surgeon, what other veterinary specialist is most directly involved in animal surgery?
A. Veterinary Toxicologist
B. Veterinary Radiologist
C. Veterinary Internist
D. Veterinary Anesthesiologist
Hello!
---
Your Answer Here Would Be;
Answer D- Anesthesiologist.
---
Here; I'm Going To Break Down Your Options.
A is Incorrect.
A Toxicologist Would Not Be Involved With This Situation. Toxicologists Study the Safety & Biological Effects of Drugs, Chemicals, Agents, & Other Substances on Living Organisms, Such as Animals or Humans. They Develop Methods to Determine Harmful Effects, & So On. A Toxicologist Would Not Be Testing On Someone's Pet Whilst Under Surgery & Anesthesia, Since It Could Put the Pet at Risk, Or Fully Kill Them. They Would Not Be Doing This Action Without Proper Consent From the Owner.
B is Incorrect.
A Radiologist Would Not Be Actively Involved With This Situation, However; They Would Be Involved, But Not Play a Main Role Within the Surgery. A Radiologist Simply Does X-Ray Images For The Pet, And Displays Them In front of the Pet Owner Before the Surgery, so the Owner Can Know What is Going to Be Worked On. The Image(s) May Be Used To Look at for Reference for the Surgical Procedure, Though, That Is Unlikely.
C is Also Incorrect.
Internal Medicine/General Internal Medicine, is the Medical Specialty Dealing With the Prevention, Diagnosis, & Overall Treatment of Adult Diseases. An Internist Would Not Be Involved Here, Either.
D is Correct Here.
A Veterinary Anesthesiologist Is Needed at All Times During a Surgery, to Monitor Anesthetic Levels. To Make Sure Nothing Goes Wrong, If the Dosage Is Too High or Too Low, If the Anesthesia Was Never Applied, Or If the Anesthetic Fully Wears Off During the Medical Procedure.
---
Hopefully I Helped You Here.
~ Spider
Answer:D
Explanation:
after an earthquake, which type of seismic wave arrives second at a seismometer?
A. S waves
B. P and S waves
C. L waves
D. P waves
Answer: S waves
Explanation:
After an earthquake, secondary waves arrive second at a seismometer. Secondary waves, or S waves, are seismic waves that are known as body waves.
8. Diagram what a blood drop would look like from approximately 1” up at a 90
degree angle of impact onto a smooth surface.
The blood drop would be perfectly round drop from 1" up and the impact angle is 90 degrees
Explanation:
From the formula:
angle of impact sin 90= width
length (1 inch)
width is 1 inch
The drop will form will be round in shape
The focus of an earthquake is:
A. on earths surface
B. the same as the epicenter
C. directly above the epicenter
D. along the fault
The focus of an earthquake is "along the fault".
Answer: Option D
Explanation:
The occurrence of earthquake is possible near the faults because of the presence of stress in huge amount. Therefore focus become the very first point of greatest movement only where all earthquake or seismic waves originate i.e "along a fault" and it lies below the surface.
While directly above the focus point or hypocenter of the surface, which face the most intense vibrations is understood as "epicenter". The earthquake occurs as the crust of the earth is moving continuously and have potential to create stress for changing the shape of a body of rock.
Answer:
along the fault , is the correct answer.
Complete each statement.
- guanine (G), cytosine (C) and thymine (T) are the four
in DNA,
8. In DNA
always forms hydrogen bonds with guanine (G).
9. The sequence of_
carries the genetic information of an organism.
10. The process of
produces a new copy of an organism's genetic
information which is passed on to a new cell.
11. The double-coiled shape of DNA is called a
7. Adenine (A), Guanine, Cytosine and Thymine are the four nitrogenous bases in DNA.
8. In DNA Cytosine always forms hydrogen bonds with guanine.
9. The sequence of nucleotides carries the genetic information of an organism.
10. The process of replication produces a new copy of an organism's genetic information which is passed on to a new cell.
11. The double-coiled shape of DNA is called a double helix
Explanation:
There are four nitrogenous bases in the DNA of an organism. Two of the bases are pyrimidines eg: Thymine and cytosine while 2 of the bases are purine bases namely adenine and guanine. The purine of one strand forms a hydrogen bond with pyrimidine of the parallel strand of DNA.
The bases are present in nucleoplasm as dNMPs and in DNA they are present as dNTPs (deoxyribonucleotide triphosphate). During replication, these dNMPS keeps on bonding with other dNMPs in the presence of ATP and as DNA Polymerase, ligase topoisomerase etc. These nucleotides form the DNA strands and they are responsible for coding proteins. The sequence of DNA is also termed as gene.
The double helix structure of DNA was given by Watson and Crick. Each strand has an alternative backbone of sugar and phosphate group. The four bases bonds with glycosidic and phosphodiester bonds with sugar and phosphoric acid.
7) Adenine is the correct answer. 8) Cytosine is the correct answer. 9) Nucleotides is the correct answer. 10) Replication is the correct answer. 11) Double helix is the correct answer.
There are four nitrogenous bases in the DNA of an organism. Two of the bases are pyrimidines eg: Thymine and cytosine while 2 of the bases are purine bases namely adenine and guanine. The purine of one strand forms a hydrogen bond with the pyrimidine of the parallel strand of DNA.
The bases are present in nucleoplasm as dNMPs and in DNA they are present as dNTPs (deoxyribonucleotide triphosphate). During replication, these dNMPS keep on bonding with other dNMPs in the presence of ATP and as DNA Polymerase, ligase topoisomerase, etc. These nucleotides form the DNA strands and they are responsible for coding proteins. The sequence of DNA is also termed a gene.
The double helix structure of DNA was given by Watson and Crick. Each strand has an alternative backbone of the sugar and phosphate group. The four bases bond with glycosidic and phosphodiester bonds with sugar and phosphoric acid.
Therefore,
7. Adenine, guanine (G), cytosine (C), and thymine (T) are the four
in DNA.
8. In DNA Cytosine always forms hydrogen bonds with guanine.
9. The sequence of nucleotides carries the genetic information of an organism.
10. The process of replication produces a new copy of an organism's genetic information which is passed on to a new cell.
11. The double-coiled shape of DNA is called a double helix.
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What is the definition of subduction?
Answer:
Subduction is the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
Final answer:
Subduction is the process where a tectonic plate is forced beneath another at a convergent plate boundary, leading to the formation of subduction zones marked by high seismic and volcanic activity.
Explanation:
Subduction is a geological process that occurs at convergent plate boundaries, where one tectonic plate descends beneath another into the Earth's mantle. The descending plate moves in a sideways and downward direction, a phenomenon often associated with regions called subduction zones. Such areas are marked by features like ocean trenches, with the deep Japan trench being a notable example.
During subduction, the oceanic plate—which is typically thinner than the continental plate—is thrust down into the upper mantle. Here, under conditions of high pressure and temperature, the material of the subducted plate eventually melts. This leads to the recycling of crustal material through convection currents, balancing the crust formed at rift zones, where tectonic plates move apart. Earthquakes and volcanic activity commonly occur in subduction zones, revealing insights about the angle and nature of subduction beneath the Earth's surface.
Which term names an ecological system with all its biotic and abiotic factors?
A. habitat
B. community
C. ecosystem
D. pure culture
Answer:
C.
Explanation:
In an ecosystem you have all the factors that contribute to a population of a variety of organisms. You have wind, water or sun as some abiotic factors which in turn help plants and trees survive with sustain different species.
Answer:
(C) Ecosystem
Explanation:
Explain how the diaphragm aids in breathing?
Answer: When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
Explanation:
Final answer:
The diaphragm is a crucial muscle in breathing, contracting to pull air into the lungs during inhalation by expanding the thoracic cavity and relaxing to expel air during exhalation by decreasing the cavity's volume.
Explanation:
The diaphragm plays a crucial role in the process of breathing in mammals, including humans. It is a large, dome-shaped muscle located below the lungs that separates the thoracic (chest) and abdominal cavities. During inhalation, the diaphragm contracts and moves downward, expanding the thoracic cavity. This expansion decreases the pressure inside the thoracic cavity relative to the outside air pressure, causing air to flow into the lungs, filling them. Conversely, during exhalation, the diaphragm relaxes and moves upward, reducing the volume of the thoracic cavity and increasing the pressure, which forces air out of the lungs.
Other muscles, such as the external intercostal muscles between the ribs, also assist in the process of breathing by helping to expand and contract the thoracic cavity, especially during deep breaths. The contraction and relaxation of the diaphragm are essential for the active process of inhaling, creating a lower air pressure inside the lungs than outside the body, enabling breathing.
After Michelle went on vacation for two weeks, she came home to find her potted plants had turned brown and died. The soil was very dry. While Michelle was away, she kept the curtains and windows closed and did not have a neighbor come by to water her plants. Michelle now realizes that she will have to do things differently the next time she is away for several days if she wants to keep her plants alive. Why is it important for Michelle to make sure her plants have their needs meet while she is away?
Answer:
Michelle needs to take proper care of her plants if she wants to keep them healthy and alive. Her plants will die if she neglects them.
Explanation:
Her plants will die without water and proper sunlight. This is why her plants died because she had her windows closed, so no sunlight, and didn't get anyone to water her plants, so they were too dry.
Forms when a cooler air mass displaces a warmer air mass and usually indicates drops in temperature, heavy rains, and sometimes hail, thunder, or lightning.
Answer: Cold Front
Explanation: When cooler air mass pushes warm air mass it rise into the atmosphere since it is less dense forming clouds. During a cold front there is a relative decrease in the air temperature where the cooler air mass moved.