According to Indra Vasil, biotech crops are safe and well tested. Which of the following statements does he use to support his claims?
Biotech crops are linked to occasional environmental damage.
Biotech crops have never caused illness in humans or animals.
More than 1 million humans consumed biotech food between 1996 and 2006.
The growth rate of biotech crop farming has declined in recent years.
Answers
The statement that Indra Vasil uses to support his claim that biotech crops are safe and well-tested is: "Biotech crops have never caused illness in humans or animals." This statement suggests that there is no evidence to suggest that biotech crops pose a risk to human or animal health. It also implies that biotech crops have undergone extensive testing to ensure their safety.
Indra Vasil uses the statement "Biotech crops have never caused illness in humans or animals" to support his claim that biotech crops are safe and well tested.
On the other hand, the statement "Biotech crops are linked to occasional environmental damage" does not support Vasil's claim and could actually contradict it, as it suggests that biotech crops may not be entirely safe for the environment.
The statement "More than 1 million humans consumed biotech food between 1996 and 2006" is a factual statement that provides some context to the extent of biotech crop consumption. However, it does not necessarily support or refute Vasil's claim about the safety of biotech crops.
Finally, the statement "The growth rate of biotech crop farming has declined in recent years" is not directly relevant to the safety of biotech crops. It may suggest a change in market demand or regulatory policies, but it does not provide any information about the safety or testing of biotech crops.
The above statements listed are not used to support Vasil's claim. The statement "Biotech crops are linked to occasional environmental damage" suggests that there may be some environmental risks associated with biotech crops, which contradicts Vasil's claim that they are safe. The statement "More than 1 million humans consumed biotech food between 1996 and 2006" provides information about the consumption of biotech food but does not necessarily indicate their safety. The statement "The growth rate of biotech crop farming has declined in recent years" is unrelated to the safety of biotech crops.
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Related Questions
What three different genotypes are possible for an individual in this population
Answers
Answer:
With alleles 'A' and 'a' there are three possible genotypes AA, Aa and aa
Explanation:
Pls mark as brainliest answer
A food web showing the flow of energy through a terrestrial ecosystem is shown below. Which of the organisms shown in the food web is a predator of deer?
answers, Owl, Plant, Deer, Chipmunk, Rabbit, Fox
Answers
The predator of deer in the food web is the fox. Option 6 is correct.
In the given food web, the arrows point from the prey to the predator, indicating the flow of energy. The organisms that are higher up in the food web are predators and consume other organisms for energy. In this food web, the fox is the only organism that feeds on the deer, making it the predator of the deer. The owl, chipmunk, and rabbit are all prey animals, and the plant is a producer that serves as the base of the food web.
It is important to understand the relationships between organisms in a food web to understand the flow of energy and the interdependence of different species in an ecosystem. Predators play an important role in regulating the populations of their prey and can have significant impacts on the structure and function of ecosystems. Option 6 is correct.
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what differences can you see between the fibers at this microscale? list at least two differences
Answers
When it comes to the differences between fibers at the microscale, there are several differences that can be observed.
When it comes to the differences between fibers at the microscale, there are several differences that can be observed. Here are two of the most prominent ones:Color - Fibers at the microscale differ in color. In particular, different types of fibers tend to have different hues, which makes it easy to differentiate between them. Some fibers, for instance, are white, while others are off-white, gray, or brown. Microscope - The type of microscope used to view fibers at the microscale can also make a significant difference. Different microscopes have different lenses, which can affect the way that the fibers appear. For example, some microscopes have polarizing filters that can be used to view fibers in different colors or patterns. Others have higher magnification levels, which can reveal more details about the fiber's structure. Finally, some microscopes have a built-in light source that can be used to illuminate fibers from different angles, which can also affect their appearance.
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chloroplasts were only examined and labeled in the spirogyra slide. relate the function of these organelles to explain why they were not present in the onion root tip slide.
Answers
The onion fruiting body (bulb), which is utilized for storing energy rather than photosynthesis, is the reason why the clear epidermal cells are found in a single layer and lack chloroplasts.
A big vacuole, cytoplasm, cell wall, cell membrane, and nucleus are all components of a plant cell. Because they are underground, the roots are shielded from the sun. As a result, they are independent of chloroplasts. Organelles found in plant cells called chloroplasts use the photosynthetic process to change light energy into relatively stable chemical energy. They ensure that life on Earth continues.
The two membranes that surround chloroplasts also include a third complex membrane system called the thylakoids, which includes grana and lamellae. In addition, key chloroplast structures include starch grains, plastoglobules, stromules, eyespots, pyrenoids, etc. It is largely agreed that a free-living, photosynthetic cyanobacterium gave rise to chloroplasts before being absorbed by a eukaryotic cell. The majority of the chloroplast proteins are encoded by nuclear genes, and the gene products are carried into the chloroplast through complicated import machinery. Chloroplasts retain a limited genome. The biogenesis and dynamic three-dimensional structure of chloroplasts depend on these activities.
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Pre-Test
Active
TIME REMAININ
1
2
46:50
Chan Hee is inflating a basketball using an air pump. He notices that the pump gets warm as he uses it. What is a good
hypothesis that could lead to new experimentation?
If there is no air in a basketball, then it is hard to play the game.
A basketball that is inflated bounces better than one that is not inflated.
If air in a pump is squeezed more, then the air gets hotter because energy is added to it.
Basketball is more fun to play than baseball because you have to move a lot more.
Answers
Answer:
If air in a pump is squeezed more, then the air gets hotter because energy is added to it.
Explanation:
A good hypothesis in the given case is that inflating basketball is getting warmer, the more it is pumped, and as a result, it would possess more heat or more friction due to all the air being pumped into the basketball at a single time.
hope this helped!
how is a green plants way of making food different from an animals way of feeding
Answers
Answer:
Green plants make their own food through a process called photosynthesis, in which they use energy from sunlight to convert carbon dioxide and water into glucose and oxygen. The glucose is then used as a source of energy and as a building material for growth and reproduction. The oxygen is released into the atmosphere as a byproduct.
Animals, on the other hand, cannot make their own food and must consume other organisms in order to obtain energy and nutrients. They obtain food through hunting and foraging, or by consuming other organisms such as plants or other animals.
In summary, green plants make their own food through photosynthesis while animals consume other organisms for food.
Explanation:
Answer:
Green plants use photosynthesis to make food, while animals consume other organisms or organic matter as a source of food. Photosynthesis is a process by which plants use energy from the sun, carbon dioxide from the air, and water from the soil to produce glucose and oxygen.
Explanation:
Green plants use photosynthesis to make food, while animals consume other organisms or organic matter as a source of food. Photosynthesis is a process by which plants use energy from the sun, carbon dioxide from the air, and water from the soil to produce glucose and oxygen. This glucose is used by the plant as a source of energy and as a building block for growth and reproduction. In contrast, animals are heterotrophic, meaning they cannot produce their own food and must consume it from other sources. They obtain food through hunting, grazing, or scavenging, and then use the energy and nutrients from that food for growth, reproduction, and maintenance of bodily functions.
In eastern gray squirrels, Sciurus carolinensis, the allele for black fur (B)(B) is dominant to the allele for gray fur (b)(b). In a particular population of gray squirrels, 64% have black fur and 36% have gray fur. A researcher calculated the allelic frequencies to be B=0.4B=0.4 and b=0.6b=0.6. Five years later, the researcher returned to the location and determined the allelic frequencies within the squirrel population to be B=0.6B=0.6 and b=0.4b=0.4.
Which of the following could best explain the increase in the frequency of the BB allele in the population after five years?
a. The frequency of the uppercase B allele increased because it is the dominant allele.
b. The frequency of the BB allele increased because squirrels with gray fur exhibited greater fitness.
c. The frequency of the BB allele increased due to the selective pressures of the environment.
d. The frequency of the BB allele increased because black squirrels randomly mate with other eastern gray squirrels.
Answers
The correct answer is c. The frequency of the BB allele increased due to the selective pressures of the environment.
In the eastern gray squirrel population, the increase in the frequency of the BB allele after five years can be best explained by: c. The frequency of the BB allele increased due to the selective pressures of the environment. This suggests that the environment favored squirrels with black fur (BB), providing them with a selective advantage, leading to an increase in the frequency of the B allele. This means that the black squirrels with the dominant B allele were better adapted to the environment and had higher survival and reproductive rates, leading to an increase in the frequency of the BB allele over time. The other options are not supported by the information provided in the question.
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The most likely explanation for the increase in the frequency of the BB allele after five years is C. The frequency of the BB allele increased due to the selective pressures of the environment.
Selective pressures can drive changes in the allele frequency within a population over time. In this case, it is possible that the environment in which the squirrels live has changed in a way that favors individuals with black fur over those with gray fur. For example, if there is a higher incidence of predation on gray squirrels, then black squirrels may have higher fitness and be more likely to survive and reproduce. Over time, this could lead to an increase in the frequency of the BB allele within the population.
Option A is not a complete explanation because dominance alone does not determine the frequency of an allele within a population. Option B is unlikely because the question provides no evidence to suggest that squirrels with gray fur have greater fitness. Option D is also unlikely because random mating alone does not explain the selective pressures that could have led to the increase in the frequency of the BB allele.
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What general shape do water molecules have?
long chain
circular
straight
bent angle
Answers
Answer:
Your answer should be bent angle
Explanation:
A water molecule consists of two hydrogen atoms bonded to an oxygen atom, and its overall structure is bent. This is because the oxygen atom, in addition to forming bonds with the hydrogen atoms, also carries two pairs of unshared electrons. Hope this helped :)
Movement of substances is regulated because membranes are (___) permable
Answers
Answer:
Partially / semi permeable
Explanation:
Only certain substances can move in cells thus membranes are permeable partially.
The world's atmosphere can hold more moisture as it warms. As a result, the overall number of heavy storms has likely increased since midcentury due to global warming. True or false?
Answers
Answer:
True.
Explanation:
Yes, the number of heavy storms has increased due to global warming because of the holding power of moisture by the atmosphere due to higher temperature. When the air is warmed, the air can hold more water at that temperature so due to more holding power of moisture by the air the number of storms increases. One NASA study supports that global warming is causing the increase in number of extreme storms especially in the tropical ocean.
The descending limb of the nephron loop: is freely permeable to sodium and ureapulls water by osmosis into the lumen of the tubuleis not permeable to watercontains fluid that becomes more concentrated as it moves down into the medulla
Answers
The descending limb of the nephron loop is not permeable to water but is freely permeable to sodium and urea.
This allows for the reabsorption of these solutes from the tubule back into the bloodstream.
However, the presence of these solutes in the tubule creates an osmotic gradient that pulls water from the surrounding tissue into the lumen of the tubule by osmosis. This results in the fluid within the descending limb becoming more concentrated as it moves down into the medulla.
In simpler terms, the descending limb allows for the reabsorption of sodium and urea but not water, which is instead pulled in by osmosis due to the high solute concentration. This creates a more concentrated fluid as it moves further down into the medulla.
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Why are plants important to the carbon water and nitrogen cycles?
Answers
Answer:
The carbon and water cycle I know, but I can't help with the nitrogen cycle. Sorry.
Explanation:
Carbon cycle - The role that plants play in the carbon cycle is that they take in our carbon dioxide and put out oxygen, which we breathe. So we give the plant air and they give us air.
Water cycle - The role that plants play in the water cycle is when it rains, the plants absorb some of the water in their roots, thus making them strong and therefore helping the ground not become a mud hole.
Sorry that I can't help with the nitrogen cycle. But I hope what I was able to help you with helps!
In pea plants, the allele for tallness (T) is dominant over the allele for shortness (t). If two tall pea plants are crossed, can you predict the height of the offspring? Use logical reasoning to support your answer.
Answers
Answer: It depends on the genotype of the parents. If one or more parent is TT, than all offspring will be tall. If both parents are Tt, than 75% of offspring will be tall, and 25% will be short.
Explanation:
A skeletal muscle is a composition of several components bundled one into the other. at which structural level in the muscle does contraction occur to bring about contraction in the whole muscle?
Answers
The structural level in which the muscle produces the contraction is known as the muscle fiber.
What is a muscle fiber?A muscle fiber is a single muscular cell that is able to contract by using specialized proteins such as filaments of myosin and actin.
This unit (muscle fiber) is able to contract both in vivo and in vitro by establishing suitable environmental conditions (e.g., proper calcium levels).
In conclusion, the structural level in which the muscle contracts is the muscle fiber.
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Define mitochondria and their function
Answers
Answer:
Mitonchondria is an organelle where aerobic respiration take place.
Answer:
mitochondria are sac like organelles present in the cytoplasm of a cell and they are sites for respiration
Explanation:
a student conducted an experiment to test whether talking to plants would help them grow faster. he set up the following two groups: group 1: spoken to and hand watered. group 2: not spoken to and then watered with sprinklers. after three weeks, the plants in group 1 showed much mote growth than those in group 2. based on the results of this experiment, which is the best conclusion? A: they are not valid because the student ran a controlled experiment B: they are not valid because the student did not control all the variables that can affect plant growth C: they are valid because the dependent variable caused a change in the independent variable D: they are not valid because the time frame to grow a plant is too short
Answers
B: they are not valid because the student did not control all the variables that can affect plant growth
Why are controlled experiments crucial, and what are they?Controlled experiments are used in science because they make it possible to precisely control irrelevant and independent variables. This makes it possible to establish a cause and effect link. Controlled experiments also adhere to a set, sequential process. This makes it simple for a different researcher to carry out the same investigation.
Why is the experiment's duration crucial?As a result, the length of an experiment is inextricably tied to the research question: short-term tests usually focus on the immediate responses of animals to sudden environmental change, whereas long-term trials focus on habituated, and possibly even evolved, responses.
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I need help diagram in first pic
Answers
A: Wavelength
B: Crest
C: Frequency
D: Trough
8. Soundwaves
9. All of the above
a serotonin molecule binds to a5ht2a receptor causing electrical impulses to be sent down a gaba neuron's axon terminal, eventually releasing gaba to the gaba-a receptor of its postsynaptic neuron. which type of neurotransmission does this describe?
Answers
The neurotransmission described in this scenario is called serotonergic transmission, which involves the release of serotonin (a monoamine neurotransmitter) from a presynaptic neuron, which then binds to and activates the postsynaptic 5-HT2A receptor.
This type of neurotransmission is important for regulating a wide range of physiological and behavioral functions, including mood, cognition, and sensory perception.
In this specific scenario, the activation of the 5-HT2A receptor triggers a series of intracellular signaling events that ultimately lead to the release of GABA (a neurotransmitter that inhibits the activity of the postsynaptic neuron) from the presynaptic neuron. This type of inhibitory neurotransmission is called GABAergic transmission and plays a crucial role in regulating the activity of neural circuits and maintaining proper brain function.
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Order the following big-oh complexities in order from slowest-growing to fastest-growing. It is possible some of them are actually in the same big-oh category. If that is the case, make it clear which ones have the same complexity. n 2
,3 n
, n
,1,n∗log(n),2 n
,n!,2 log(n)
,n 3
,n,n 2
log(n),log(n),2 n+1
Answers
The Big-O notation is used to determine the order of growth of algorithms. When algorithms are evaluated, they can be categorized as running in constant time, logarithmic time, linear time, quadratic time, exponential time, and so on.
The order of growth of log(n) is greater than n. It grows very slowly and is considered to have the second-slowest order of growth. For instance, if\(n=1000, log(n)\) is equal to 3.
It is faster than 3n and n2.2n+1: The order of growth of 2n+1 is exponential. It grows much faster than n3.n!: The order of growth of n! is factorial. It is the fastest-growing of all the given complexities.\(n∗log(n):\)
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Explain why Lamarck made a significant contribution to science even though his explanation of evolution was wrong.
Answers
Answer: He helped Darwin make a connection between the animals and their environment in order to form better ideas about evolutionary processes.
Explanation: See above.
explain the three main steps in the process of DNA replication
Answers
Answer:
Replication occurs in three major steps: the opening of the double helix and separation of the DNA strands, the priming of the template strand, and the assembly of the new DNA segment.
Embryos of different species look very similar, which shows that the organisms share a BLANK ancestor.
Answers
Answer:
Ancestor
Explanation:
what do you use to mesure liqued volume
Answers
graduated cylinder or a buret can be used to measure the volume of liquids.
Other common Measuring InstrumentsSpeedometers, measuring tape, thermometers, compasses, digital angle gauges, levels, laser levels, micrometers, measuring squares, odometers, pressure gauges, protractors, rulers, angle locators, bubble inclinometers, and calipers are examples of common measuring tools.
The three measurements are:
length, width, and heightThe above enables us to convey the volume
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hello please help i’ll give brainliest
Answers
Answer: Palm trees and male deers
Explanation: Their both part of the same species, and are competing to survive
There is a certain grammar to the genetic code, or
rules to follow so that the message can be
effectively translated from DNA into functional
protein.
Codons are y base "words" that code for
specific amino acids. They are
and never
the words.
Answers
Answer:
Codons are
✔ 3 base "words" that code for specific amino acids. They are ✔nonoverlapping
and never ✔ have gaps between
the words
What are codons?
A sequence of three consecutive nucleotides in a DNA or RNA molecule that codes for a specific amino acid. Certain codons signal the start or end of translation.
What are nonoverlapping sequence ?
Nonoverlapping sequence Means the successive triplets are read in order. Each nucleotide in the sequence is a part of only one codon. The adjacent codons do not overlap, they do not share any base.
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Reproduction in Rotifers
Rotifers are a phylum of small animals that live in waters throughout the world. One class of rotifers, Seisonidea, can only reproduce sexually. Another class of rotifers, Bdelloidea, can only reproduce asexually.
Which is a similarity in the reproduction methods of rotifers in class Bdelloidea and rotifers in class Seisonidea?
Choose the correct answer.
Responses
Both methods of reproduction greatly increase genetic diversity.
Both methods of reproduction require the same number of parents.
Both methods of reproduction produce offspring that are all identical.
Both methods of reproduction involve organisms passing genetic material to their offspring.
Answers
Explanation: It is
Science
6. In the process of combustion, a fuel such as coal undergoes _____
7. Gasoline is a petrochemical, which means it isa(n) ___
8. Geothermal energy is a renewable energy source that is produced from ___
9. Energy conservation means that ___
10. Com posting is a process in which ____
Answers
6. In the process of combustion, a fuel such as coal undergoes oxidation.
7. Gasoline is a petrochemical, which means it is an organic compound derived from petroleum or natural gas.
8. Geothermal energy is a renewable energy source that is produced from the Earth's internal heat.
9. Energy conservation means that we are using energy more efficiently and reducing overall consumption.
10. Composting is a process in which organic materials decompose into nutrient-rich soil amendments.
Combustion is a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame. A petrochemical is any chemical manufactured from crude oil and natural gas as distinct from fuels and other products, derived from crude oil and natural gas, and used for a variety of commercial purposes.
Geothermal energy is heat within the earth. The word geothermal comes from the Greek words geo (earth) and therme (heat). Geothermal energy is a renewable energy source because heat is continuously produced inside the earth.
Energy conservation means reducing the consumption of energy by producing or using less of it. This could be in the form of using fewer energy services or using devices that require less energy.
Composting is the natural process of recycling organic matter, such as leaves and food scraps, into a valuable fertilizer that can enrich soil and plants. Anything that grows decomposes eventually; composting simply speeds up the process by providing an ideal environment for bacteria, fungi, and other decomposing organisms (such as worms, sowbugs, and nematodes) to do their work.
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Fill in the blank with the appropriate term.
1. The __________________ is the major organ of the integumentary system.
2. The innermost cells of the epidermis are continuously dividing through
_________________ to form new cells.
3. The epidermis also contains _______________________, which are cells that
produce melanin.
4. The amount of melanin produced is determined by heredity and exposure to
______________ light.
5. The dermis is attached to the epidermis by __________________ fibers.
6. Sweat glands open to the surface through __________________ in the skin.
7. Blood vessels in the skin ______________________ when the body is too warm.
8. The underlying cause of acne is excessive secretion of ______________________.
9. The best way to prevent skin cancer is to avoid UV exposure by using sunscreen and
wearing ___________________ clothing.
10. A brown spot on the skin is likely to be a harmless __________________, but it
could be a sign of skin cancer.
11. All the organs of the integumentary system help the body maintain
__________________.
12. Hair provides ____________________ input when objects brush against it or it
sways in moving air.
Answers
several muscles work together to literally rotate the thing. what do we call an entire group of muscles that work together?
Answers
The muscles that extend are called extensors. We can stand up straight and lift things thanks to these muscles. These muscle units work as guy wires when they cooperate.
What is the name for a collection of muscles that cooperate?The thigh can be rotated laterally with the help of several muscles. What do you name a collection of muscles that cooperate? Synergists. Flexing the wrist is one of the responsibilities of the flexor digitorum superficialis.
how do muscles interconnect?While muscles can pull bones, they are unable to push them back into place. Flexors and extensors thus cooperate in pairs. To bend a limb at a joint, the flexor muscle contracts. The flexor then releases as the extensor contracts to extend once the movement is finished.
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which best describes the nucleus of an atom?
A. it is the most massive part of an atom
B. It contains no mass.
C. Its made of neutrons and electrons.
D. it is negatively charged part of the atom.
Answers
The nucleus of an atom describes option A. It is the most massive part of an atom.
The nucleus is the central part of an atom and is composed of protons and neutrons. Protons have a positive charge, while neutrons have no charge (they are neutral). Electrons, on the other hand, are negatively charged particles that orbit the nucleus in electron shells. The nucleus is incredibly small compared to the overall size of the atom, but it contains most of the atom's mass.
The protons and neutrons within the nucleus contribute to the mass of the atom, while the electrons have a negligible mass in comparison. The mass of an atom is determined by the total number of protons and neutrons in the nucleus. Protons and neutrons have roughly the same mass, and their combined mass gives the atom its atomic mass.
Electrons, though they have mass, contribute very little to the overall mass of the atom. The nucleus also plays a critical role in determining the chemical properties and behavior of an atom. The number of protons in the nucleus determines the atomic number, which defines the element and its unique properties. Therefore, the correct answer is option A.
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