why do you think dna needs to be copied into mrna to make proteins, rather than directly making protein from dna?
Answers
DNA needs to be copied into mRNA to make proteins, rather than directly making protein from DNA because mRNA carries the information, or message, from the DNA out of the nucleus into the cytoplasm.
Why is DNA copied into mRNA to make proteins?The aim of transcription is to make RNA copy of a gene's DNA sequence. RNA copy carries the information needed to build a polypeptide, for a protein-coding gene, .
Messenger RNA (mRNA) has various advantages over DNA for gene transfer and expression including lack of any requirement for nuclear localization or transcription.
The type of RNA that contains the information for making a protein is mRNA as it carries the information or message from the DNA out of the nucleus into the cytoplasm. Translation is the second step in getting protein from a gene.
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Related Questions
which statement about the water cycle is true? responses the water cycle only continues during daylight hours. the water cycle only continues during daylight hours. precipitation that falls to the ground ends up only as groundwater. precipitation that falls to the ground ends up only as groundwater. plants play a vital role in the water cycle. plants play a vital role in the water cycle. organisms in the biosphere do not influence the water cycle. organisms in the biosphere do not influence the water cycle.
Answers
Statement about the water cycle is true: Plants play a vital role in the water cycle.
Through a process called transpiration, plants absorb water from the soil through their roots and release it into the atmosphere as water vapor through tiny openings on their leaves called stomata. This water vapor then condenses to form clouds and eventually falls back to the Earth as precipitation.
Transpiration by plants contributes a significant amount of water vapor to the atmosphere, influencing the overall moisture levels and weather patterns. Additionally, plants help regulate the movement of water within ecosystems. They uptake water from the ground, reducing the risk of waterlogging, and release excess water into the soil, contributing to groundwater recharge. This groundwater eventually re-enters streams, rivers, and other water bodies, sustaining the water cycle.
Therefore, plants are an essential component of the water cycle, actively participating in the movement and distribution of water in the environment.
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why are tiny bacteria so important in these cycles?
Answers
Answer:
Bacteria are essential in cycling the nutrients back into the soil for plants to use, and cycling nitrogen back into the atmosphere. Nitrogen is found everywhere in the world, including animal waste, the atmosphere, and decaying matter.
skin color depends on tiny grains of pigment, or coloring matter, called:
Answers
Skin color depends on tiny grains of pigment, or coloring matter, called melanin. Melanin is a natural substance produced by specialized cells known as melanocytes, which are found in the outer layer of the skin, called the epidermis.
There are two primary forms of melanin, eumelanin, which is responsible for brown and black pigmentation, and pheomelanin, which contributes to yellow and red pigmentation.
The amount and type of melanin in an individual's skin determine their skin color. Genetic factors play a crucial role in determining the melanocyte activity and melanin production. Exposure to sunlight, specifically ultraviolet (UV) radiation, can also increase melanin production as a defense mechanism to protect the skin from damage.
In summary, skin color is primarily determined by the melanin pigments present in the skin. These pigments are produced by melanocytes, and the quantity and type of melanin are influenced by genetics and environmental factors, such as exposure to sunlight.
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Cellular respiration is a process common to cells. Which statement best describes cellular respiration?
A It converts energy in food into a more usable form.
B It occurs in animal cells, but not in plant cells.
C It uses carbon dioxide and produces oxygen.
D It stores energy in food molecules.
Answers
Answer:
B It occurs in animal cells, but not in plant cells. this is the answer
hope it helps :)
Answer:
A It converts energy in food into a more usable form.
whats the order from biggest to smallest ecosystem,population,community,organism
Answers
Answer:
Ecosystem, community, population, Organism
Explanation:
Organism is a single species
Population is a group of the same species
Community is a group of different populations
Ecosystem is where communities live
I hope this helps...
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Have a nice day<3
Can someone help me
Answers
Biotic=living or once living
Scientists have been tracking the distribution of genetic variations within an elephant population over a period of 15 years. These variations alone can be used as evidence of
different cognitive abilities.
different reproductive success.
different environmental factors.
different stress-related issues.
Answers
GENETIC variation can be used as evidence of differential reproductive success. It is for that reason that more genetically diverse populations have more chances to adapt to environmental changes.
Reproductive success, also known as evolutionary success, refers to the proportion of offspring across the lifespan of an individual.
Moreover, intraspecific genetic variation refers to differences in the nucleotide (DNA) sequences between individuals of the same population.
Genetic diversity represents the raw material on which natural selection can act, which means that certain genes can increase an organism's ability to survive and reproduce.
In consequence, genetic variation is fundamental to introduce different phenotypic traits in a population, which may affect the reproductive success of individuals of that population.
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How much is DNA important to identify a group? Give a brief explanation on race ,whiteness and property? Does biological anthropologists and genome scientist need to add the relation between Europeans and Indigenous people while doing their research?
Answers
DNA is important in identifying genetic relationships within a group, but it alone is not sufficient to determine complex social constructs like race, whiteness, or property; the inclusion of social, cultural, and historical factors is crucial in understanding these concepts.
Biological anthropologists and genome scientists should consider the relationship between Europeans and Indigenous people in their research to provide a more comprehensive understanding of human genetic diversity and population history.
DNA analysis can provide valuable insights into genetic relationships within a group, such as determining genetic ancestry or identifying related individuals. However, race, whiteness, and property are social constructs that go beyond genetic factors and are shaped by historical, cultural, and socioeconomic factors. These concepts are complex and cannot be solely explained by genetic data. Therefore, it is important for researchers, including biological anthropologists and genome scientists, to recognize the limitations of genetic data and consider the broader social context when studying race, whiteness, and property.
In the context of researching Europeans and Indigenous people, it is crucial for researchers to acknowledge and incorporate the historical and ongoing relationships between these groups. This includes understanding colonization, displacement, and the impact of power dynamics on genetic diversity and health outcomes. By including this relationship in their research, scientists can contribute to a more accurate and nuanced understanding of human genetics and promote social and scientific equity.
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6. If you replaced the temperature scale on the graph's x-axis with a color
scale, which color would be closest to the graph's origin and which would
farthest away?
Answers
Answer:
There's red and blue, typically Red is farther and blue is closer.?
Explanation: Not enough information honestly. what graph is there?
Mrs. Martens thinks hot pepper plants will grow faster if they have more fertilizer. She sets up an experiment in which 5 groups of plants will receive different amount of miracle grow fertilizer and one group will get No fertilizer. Which group is the control?
Answers
The control group is always the group with no interference from the researcher. |t is the group that is utilized to compare data with a simple and basal situation (without interference). In this case, there is one group that is left without any interference, the group with no fertilizer, to understand the behaviour on all other groups in comparison to a natural circumstance. Therefore, the group with no fertilizer is the control gro
compare and contrast the reproductive strategy of thesauroposeidonsvs. tyrannosaurs?
Answers
Sauroposeidons and Tyrannosaurs are two species of dinosaurs that exhibit different reproductive strategies. Here's a comparison of their reproductive strategies: Reproductive Strategy of Sauroposeidons- Sauroposeidons is a dinosaur that falls under the Sauropoda family. This dinosaur is known for its long neck and tail and was considered the largest dinosaur species that ever existed. Here are some characteristics of its reproductive strategy:
The reproductive strategy of sauroposeidons is that they lay eggs that were very large in size. The nests were huge, about 3 meters in diameter and 4 meters deep in some cases. The nest had several clutches of eggs, each of which was carefully laid out in rows by the female. The mother sauroposeidon would not provide any protection or food to the hatchlings, which were on their own after hatching
Reproductive Strategy of Tyrannosaurs- tyrannosaurs is a dinosaur that falls under the Tyrannosauridae family. This dinosaur is known for its huge size and sharp teeth. Here are some characteristics of its reproductive strategy:
Tyrannosaurs laid small-sized eggs that were about 17 cm in diameter. The nests were small and round, with each female laying about 20 eggs. The mother tyrannosaur provided protection to the eggs by staying close to them. They would also protect the hatchlings after they hatched. The hatchlings were not dependent on their mother for food, and they had to find their own food. Here are some of the key differences between the reproductive strategies of sauroposeidons and tyrannosaurs:
Size of Eggs: Sauroposeidons laid eggs that were much larger than the eggs laid by tyrannosaurs.
Nest Size: The nests of sauroposeidons were much larger than the nests of tyrannosaurs.
Parental Care: The mother tyrannosaur provided parental care to the eggs and hatchlings, while the mother sauroposeidon did not provide any protection or care to the hatchlings.
Food for Hatchlings: The hatchlings of tyrannosaurs could rely on their mother for food, while the hatchlings of sauroposeidons had to fend for themselves.
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Why is diagnosing a parasite infection difficult? What factors make it challenging?
Answers
Answer:The difficulty in developing vaccines against parasitic diseases is to identify (and produce) appropriate protective antigens because of the lack of complete understanding of the type of immune response required for protection.
Explanation:
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"one drop of water leaking per second from a faucet can waste more than 2,300 gallons of water per year." the most reliable source of this information is a
journalist
plumber
salesman
scientific website
Answers
Answer:
Answer is D. scientific website
Explanation:
The other person who answered this was correct
Writing a scientific paper is a way to present your original findings to other scientists or to evaluate their work. Thus, option D is correct.
What is the role of scientific website?The most popular site for searching and analyzing scientific citation data is called Web of Science (WoS).
It is utilized as a dataset for sizable, data-intensive studies, as well as a research tool supporting a wide range of scientific tasks across several knowledge domains.
Researchers can conduct thorough searches across a variety of resources using WoS's common search language, navigation environment, and data structure, and they can employ citation linkages to find pertinent research findings.
As a result, they play a crucial role in how modern science develops, where one scientist's work builds on that of another.
Therefore, scientific website, most reliable source of this information.
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what process characterizes the t tauri phase of protostellar evolution
Answers
The t Tauri phase of protostellar evolution is characterized by the dissipation of the circumstellar disk that surrounds the protostar. This disk is formed by the gravitational collapse of a molecular cloud core and is composed of gas and dust that will eventually form planets and other celestial bodies.
The protostar, during the t Tauri phase, will become visible and begin to emit radiation as a result of the internal nuclear reactions occurring within it. It will also experience strong solar winds that will blow away the remaining gas and dust from the protostar and its surrounding disk.The t Tauri phase typically lasts for several million years and marks the transition from a protostar to a pre-main sequence star.
During this phase, the protostar undergoes significant changes in its physical structure, such as contraction and heating, which can be observed by astronomers.
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What happens when there is an influx of
nutrients in an aquatic ecosystem?
A. there is an overabundance of nutrients
B. producers slow down their rate of production
C. nutrients become limited in that ecosystem
D. producers work in harmony to supply nutrients to the
area
Answers
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The respiratory system involves the intake of carbon dioxide into the body and the release of oxygen from the body.
A. True
B. False
Answers
Answer:
B. False
Explanation:
Respiratory system involves the intake of oxygen into the body and the release of carbon dioxide from the body.
Earlobes can be either attached or detached. The allele for attached earlobes is recessive(e), and the allele for detached earlobes is dominant(E).What must be true if a boy is born with detached earlobes?
Answers
If a boy is born with detached earlobes then, B, He has a homozygous genotype.
Why does he have a homozygous genotype?If a boy is born with detached earlobes, he must have at least one copy of the dominant allele for detached earlobes (E). Since detached earlobes are a dominant trait, a person with at least one E allele will express the trait, even if they also have one or more copies of the recessive allele for attached earlobes (e).
If one parent has detached earlobes and the other has attached earlobes, then the parent with detached earlobes must have two copies of the E allele and the parent with attached earlobes must have at least one copy of the E allele which makes a homozygous genotype.
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The complete question is:
Earlobes can be either attached or detached. The allele for attached earlobes is recessive (e), and the allele for detached earlobes is dominant (E). What must be true if a boy is born with attached earlobes? A. He has no recessive alleles. B. He has a homozygous genotype. C. He has a heterozygous genotype. D. He has one of each allele.
2. The block diagram below represents two parallel mountain ranges.
T
Which two geologic processes most likely created this landscape region?
(1) volcanism, followed by metamorphism
(2) faulting, followed by deposition
(3) folding, followed by erosion
(4) glaciation, followed by rifting
Answers
Folding, followed by erosion are two geologic processes most likely created this landscape region, hence option 3 is correct.
What are geologic processes?When horizontal sedimentary rock is deposited on top of tilted and eroded rock strata, an angular unconformity develops.
Younger sediments are later deposited on top of the erosional surface when the lower older layers are inclined by folding or faulting and eroded.
Therefore, at or near the earth's surface, weathering (the process of breaking down rock) and erosion (the process of transferring rock material) reduce rocks to ever-tinier fragments.
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Which abdominopelvic region is located directly inferior to the left hypochondriac region? Hypogastric region O Epigastric region Left lumbar region Right hypochondriac region
Answers
The abdominopelvic region that is located directly inferior to the left hypochondriac region is the left lumbar region. The correct answer is the left lumbar region.
The left hypochondriac region is located on the left upper quadrant of the abdomen, just below the left ribcage. The left lumbar region is located on the left middle portion of the abdomen, between the left hypochondriac region and the left iliac region. Abdominopelvic region - The centre of the umbilical region (belly button) superior to the umbilical region is the epigastric region (above belly) inferior to the umbilical region is the hypogastric region (pubic area) Located lateral to the hypogastric area is the right iliac (inguinal region).The abdominal cavity and the pelvic cavity make up the abdominopelvic cavity, which is a bodily cavity. The stomach, liver, pancreas, spleen, gallbladder, kidneys, small intestine, and the majority of the large intestine are all located in the upper part of the body, which is called the abdominal cavity.
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If trunk neural crest cells are transplanted into the cranial region, they can form all of the following types of cells except:a. Pigment cellsb. Schwann cellsc. Sensory neuronsd. Cartilagee. Autonomic neurons
Answers
If trunk neural crest cells are transplanted into the cranial region, they can form all of the following types of cells except d. Cartilage.
Transplanted refers to the act of moving a living organism, such as a plant or organ, from one location to another. In the context of plants, transplanting involves removing a plant from its original growing environment, such as a seedling from a nursery pot, and transferring it to a new location, such as a garden or a larger container. Transplanting is commonly done to facilitate better growth, provide more suitable conditions, or improve aesthetics. It requires careful handling to minimize damage to the roots and ensure successful establishment in the new environment. Transplanted plants may require special care and attention during the initial phase to help them adjust and thrive in their new surroundings.
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I need help with putting the appropriate symbols for these chromosome rearrangements. The questions are:
A. A deletion in region 2, band 5 in the long arm of chromosome 4
B. Paracentric inversion(with two breaks in the same arm) in the long arm of chromosome 6, region 1, with break points in bands 2 and 6
C. Translocation of the long arm of chromosome 14 with the retention of the chromosome 14 centromere. Assume a break in the short arm of chromosome 14 at region 1 band 1 and the loss of the entire short arm of 21
The chromosome resulting from this translocation is properly referred to as a _____ chromosome?
D. A pericentric inversion in chromosome 2 with break points in region 1, band 4 of the short arm and region 2, band 3 of the long arm
I tried A and my answer for that is del(4)(q25). I don't know where to start for B,C, and D.
Answers
A. A deletion in region 2, band 5 in the long arm of chromosome 4For this given scenario, the proper notation will be del(4)(q25). The del in the notation stands for the deletion of the chromosome.
B. Paracentric inversion(with two breaks in the same arm) in the long arm of chromosome 6, region 1, with break points in bands 2 and 6The proper notation for the given scenario will be Inv(6)(q12q26). Inversion is represented by Inv in the notation.
C. Translocation of the long arm of chromosome 14 with the retention of the chromosome 14 centromere. Assume a break in the short arm of chromosome 14 at region 1 band 1 and the loss of the entire short arm of 21
The proper notation for the given scenario will be t(14;21)(q11;q22).
Translocation is represented by t in the notation. The chromosome resulting from this translocation is properly referred to as a translocated chromosome.
D. A pericentric inversion in chromosome 2 with break points in region 1, band 4 of the short arm and region 2, band 3 of the long armThe proper notation for the given scenario will be Inv(2)(p14q23).
Inversion is represented by Inv in the notation.
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Explain how warm atmospheric conditions lead to severe storms.
Answers
The warm atmospheric conditions lead to severe storms is Thunderstorms
Layers of warm, moist air rise in a strong updraft to cooler areas of the atmosphere, whereupon thunderstorms form. At that location, the updraft's moisture condenses to create imposing cumulonimbus clouds and, eventually, precipitation.
Thunderstorm development requires three basic components: moisture, an unstable atmosphere, and a method to get the atmosphere moving. To create thunderstorm clouds and precipitation, moisture is required.
The warm air cools and condenses as it ascends, generating tiny water droplets. When there is sufficient instability in the atmosphere, warm air rises swiftly, and the water vapor condenses quickly to form cumulonimbus clouds. Usually, it takes less than an hour for these cumulonimbus clouds to form.
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Which characteristic is common to both segmented worms and flatworms?
A.Segmented body
B.front end and back end
C.long,slender,round body
D.a flat body
Answers
Answer:
d
Explanation:
why active transport requires energy
input by the cell.
Answers
Answer:
Active transport requires energy because substance move from low concentration to a high concentration. (Going against the concentration gradient)
Example:
For example, in the root hair cell minerals and ions are absorbed into the plant by active transport and you will find a lot of mitochondria in the root hair cell. So, it can supply the cell energy by aerobic respiration to undertake active transport.
Why does the land on earth appear to be stable when in fact it is changing?
Answers
Same reason we are stable on earth - because we are all moving together so, we(the earth and people) are stable and still relative to each other this is similar to being in a car with someone, racing 60 mph down the expressway the passenger and the driver appear to be not moving, relative to each other
can someone plz help me
Answers
Answer:
ITS A
Explanation: BC I IS
what's the function of adrenaline in our body
well
my account got deleted rosa
Answers
Answer:
What is the function of adrenaline?
Adrenaline triggers the body's fight-or-flight response. This reaction causes air passages to dilate to provide the muscles with the oxygen they need to either fight danger or flee. Adrenaline also triggers the blood vessels to contract to re-direct blood toward major muscle groups, including the heart and lungs. The body's ability to feel pain also decreases as a result of adrenaline, which is why you can continue running from or fighting danger even when injured. Adrenaline causes a noticeable increase in strength and performance, as well as heightened awareness, in stressful times. After the stress has subsided, adrenaline’s effect can last for up to an hour.
Explanation:
I think I helped
Answer:
Key actions of adrenaline include increasing the heart rate, increasing blood pressure, expanding the air passages of the lungs, enlarging the pupil in the eye (see photo), redistributing blood to the muscles and altering the body's metabolism, so as to maximise blood glucose levels (primarily for the brain).
What is the main function of the cell wall in a plant cell?
Answers
Explanation:
Cell walls are rigid structures that surround each plant cell, and they’re mostly depicted as hexagons with long arms. However, they can be circular or rectangular as well. These are made of cellulose, and their primary function is to provide structural support to the plant cells. Although they are rigid and sturdy, the cell walls are perforated.
I hope it saved your day and don't forget to rate-me down below! Also, smash that brainliest button!Your Best,EdwinCan someone help me. Idk if I’m just stupid but my brain won’t let me understand this question even if I read it out loud
Answers
Answer:
Why does sexual reproduction result in offspring with genetic variation?
Summary. Sexual reproduction has the potential to produce tremendous genetic variation in offspring. This variation is due to independent assortment and crossing-over during meiosis, and random union of gametes during fertilization.
Explanation:
Please help with this!!!
Answers
Answer:
B
Explanation:
Answer:
Not quit sure but i think its B