What is occurring in this picture?
transcription
translation
DNA replication
mutations
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Related Questions
can someone help with this i’ll give brainiest PLS HELP
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Answer:
As with sea horses, sea dragon males are responsible for childbearing. But instead of a pouch, like sea horses have, male sea dragons have a spongy brood patch on the underside of the tail where females deposit their bright-pink eggs during mating.
A small population will most likely
a. have plenty of food to eat. b. have exponential growth.
c. have plenty of space to live. d. All of these are correct.
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Answer:
D. All of these are correct.
Biology is used in agriculture to produce
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Agricultural biologicals (or biologics) are beneficial crop production and protection tools that are largely created from living organisms, derived from natural materials, contain them, or use naturally-occurring processes. They complement traditional crop protection tools, using nature’s own defenses to help safeguard plants against pests.
easy biology question below first correct answer gets brainliest
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Answer:
Explanation:
Following the rule of "like dissolves like", the hydrophilic head of the phospholipid molecule dissolves readily in water. The long fatty acid chains of a phospholipid are nonpolar, and thus avoid water because of their insolubility
(c) Oxygen passes from the alveolus into the blood.
Name the part of the blood that carries the most oxygen.
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Answer:
Undoubtedly, Red Blood Cells are the ones carrying the most oxygen.
A structural change in the alpha-factor of Saccharomyces (a type of yeast) is shown to render the molecule defective. What effect would this mutation have on the reproductive behavior for this yeast cell species? Justify your claim by discussing cell signaling and response events.
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The ability of the yeast cell to divide and reproduce is lost if the alpha receptor's structure is damaged. Structure loss leads to function loss.
What is alpha factor in yeast?The alpha cells of Saccharomyces cerevisiae release alpha-Factor, a 13-amino-acid pheromone, which binds to Ste2p, a seven-transmembrane, G-protein-coupled receptor, to trigger a signal transduction pathway necessary for mating and conjugation.
Yeast has two mating types, MATa and MAT. A yeast cell undergoes physiological changes when triggered by pheromone from an opposing mating type cell. These include alterations in the expression of 200 genes (approximately 3% of the genome), pause in the G1 phase of the cell cycle, directed growth toward the mating partner, and the fusion of the mating partners' plasma membranes, followed by the fusion of their nuclei. Process takes 4 h.
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You are studying a gene that, when mutant, causes oligodendrocytes to enwrap sections of axon so that nodes of ranvier are more closely spaced. What is the likely effect on nerve impulses?.
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Answer:
They will travel slower.
Explanation:
Which of the following is an example of a detritus food chain?
A. Graas, Insects, Snakes.
B. Plankton, Large fish, small fish.
C. Organic matter, Bacteria, Molluscs.
D. All of the above.
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Explanation:
Detritus food chain is the type of food chain that starts with dead organic materials. The dead organic substances are decomposed by microorganisms. The organisms that feed on dead organic matter or detritus, are known as detritivores or decomposers. These detritivores are later eaten by predators.
What is the effect on transcription of the structural and regulatory genes of the lac operon when lactose is present in the environment?.
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In the lac operon, glucose also plays an important role along with lactose. When Lactose is present in the environment along with glucose then it cannot deactivate the regulator gene [repressor], as a result, the repressor will bind to the operator and the transcription will be blocked.
When Lactose is present in the environment without glucose then the Catabolite repressor protein will bind to the CAP Site, and lactose will bind to the repressor [regulatory gene product], as a result, the repressor gets deactivated and the transcription takes place.
Lac operon: It is a set of three structural genes z, y, and a which are all transcribed and regulated under one single promoter. The three genes code for β-galactosidase, lactose permease, and transacetylase respectively.
β-galactosidase is responsible for breaking the lactose into glucose and galactose, lactose permease is responsible for transporting lactose across the cell membrane and transacetylase attaches a particular chemical group to target molecules.
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Wildebeests: A Keystone Species Use the data provided to answer the question below in CER format. Make sure to use at least two pieces of evidence to claim and provide reasoning.
FIRE! Fire is actually an important component of savanna ecosystems. Fire kills young trees and seedlings, reducing the number of big adult trees that grow over time. Since trees compete with grasses for light and soil moisture, fire actually helps the grasses and keeps the savannas open. Dr. Rico Holdo, a professor at the University of Missouri, and his colleagues modeled and wrote about the interactions of fire, rain, grasses, trees, and the various animals in the Serengeti. The interactions get complicated quickly, but I’ll try to give you a run-down of how they see fire acting in this ecosystem. First, as I’ve mentioned, fire suppresses trees and encourages grasses. If you have both fire and rain, but no animals, then something interesting happens: the rain encourages the trees, but it encourages the grasses, too. As the grasses get taller, there is more fuel for fire, and the fires become more widespread and more damaging. These fiercer fires really hurt the trees – in fact, the damage from fires (because of more rain) is more important than the extra boost the trees get directly from the rain. So more rain actually means fewer trees. With me so far? We’re now going to throw animals into the mix – well, at least some of the animals. Let’s talk about the grazers. The grazers eat the grass, and this reduces the fuel available to fire. If you have a lot of grazers, like we do in the Serengeti, the grass height is reduced a lot. That means fewer fires and that rain once again helps the trees. Further, many of the grazers are migratory and move around the landscape a lot. They don’t eat the savanna grasses in a neat, tidy, organized way. Instead, they create a patchy mosaic of grass heights, and with those different grass heights come different susceptibility of patches of grass to burn. With rain and fire and grazers, we now have a landscape of grasses of different lengths, patchy fires, and some areas dense with trees and some areas with fewer trees. All that variation means more diversity – more diversity of the grasses, plants, and trees, and more diversity of the animals that rely on them. All that diversity is due, in part, to fire.
A Keystone species is a plant or animal that plays an important and unique role in how the ecosystem functions without the key stone species to ecosystem would be very different. One scientist identified Keystone specie it to look as how changes to their abundance (number ) affect other organisms. Often, there are many indirect effects of changes to ecosystems.
Claim The wildebeest in the Serengeti are a keystone species. What evidence supports this claim? (Make sure to provide reasoning)
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The evidence that supports this claim is wildebeest grazing habits help reduce grass height and prevent fire spread.
What reasons are behind wildebeest in the Serengeti?Evidence 1: Grazing habits of wildebeest help reduce grass height and prevent the spread of fires. As mentioned in the article, grazers like wildebeest eat the grass and reduce the fuel available for fires, which prevents fires from spreading and damaging the trees.
Evidence 2: Migration patterns of wildebeest create a patchy mosaic of grass heights that affect the susceptibility of grass patches to burn. The article states that wildebeest are migratory and create a patchy mosaic of grass heights. This means that some areas of the savanna are dense with trees, while others have fewer trees.
Reasoning: Wildebeest are a keystone species in the Serengeti because of their grazing habits and migration patterns, which help to maintain a diverse ecosystem. Without wildebeest, the grass height would increase, leading to more frequent and more damaging fires. This would negatively impact the trees and reduce the diversity of the ecosystem.
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It is thought that Chrysotoxum cautum evolved from an insect that did not have any
stripes.
Suggest how these insects became striped.
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The evolution of striping in Chrysotoxum cautum may have occurred through natural selection. One possibility is that the original non-striped insect population had some degree of natural variation in their body coloration. This natural variation could have included a slight pigmentation pattern that was more pronounced in some individuals than in others.
If the environmental conditions where these insects lived changed, this variation in pigmentation could have had an impact on the insects' survival and reproductive success. For example, if the insects lived in an environment where predators were present and striped patterns offered a protective advantage by camouflaging the insects in their surroundings, then those insects with more pronounced striping would be more likely to survive and pass on their genes to the next generation. Over time, this selective pressure would favor the development of striping in the population.
Alternatively, it is possible that the development of stripes in Chrysotoxum cautum could have been a result of sexual selection. Insects with more pronounced stripes may have been more attractive to potential mates, leading to increased mating success and the passing on of genes that promote striping.
It is also worth noting that the evolution of striping in Chrysotoxum cautum may not have been a simple process and could have involved many other factors beyond natural or sexual selection, such as genetic drift, mutation, or other environmental pressures. Ultimately, it is difficult to know exactly how striping evolved in these insects without direct observations or a comprehensive analysis of the genetic and environmental factors involved.
what is the the evolutionary mechanisms that cause speciation are the same mechanisms that cause changes in gene frequency of a population from one generation to the next.
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The same evolutionary mechanisms that result in speciation also alter the gene frequency of a population from one generation to the next.
A mechanism of evolution known as speciation produces novel species. A species is a group of animals that can breed with one another to produce live offspring and are reproductively distinct from other organisms.
Natural selection, genetic drift, and gene flow all contribute to changes in allele rates over time. When one or more of these variables are at play and evolution occurs, the Hardy-Weinberg assumptions are disproved by a population. The idea that evolution will eventually cease is untrue.
Evolution serves as the framework for how biologists organize their thoughts about biological processes. A population, or a collection of interdependent organisms of a single species, can show a change in allele frequency from one generation to the next using four main mechanisms.
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Particles of the ground that have a lot of energy can do two different things with this energy. What are these two things?
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Answer:
One of it is kinetic energy and the other is heat up!
Explanation:
trust me i got this correct! Hope this helps! :)
Particles of ground have thermal and gravitational energy. Hence, thermal energy can be used in the production of electricity and gravitational energy can be converted into motion energy.
What is thermal and gravitational energy?When temperature increases, atoms, and molecules move faster and collide with each other and produce thermal energy. It is also known as heat energy. One of the important applications of thermal energy is the production of electricity in thermal power plants.
Gravitational energy is the pulling force exerted by the Earth. It is a potential energy present in any object because of its height from the Earth. Gravitational force is used in determining the masses of planets. Many activities in our daily life are possible because of gravitational energy.
Thus, this is how energy present in particles of ground is very useful.
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Are babies from birds ?
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Answer:
A bird is a bird, except when it's a nestling, hatchling, or fledgling. As baby birds grow, the specific names that refer to the change.
The endosymbiotic theory helps to explain the origin of which structures?
mitochondria
ribosomes
nuclei
cell membranes
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Plants can break large rocks into tiny pieces. How is it possible for plants to be able to mechanically weather rocks by breaking them into smaller pieces?
The roots of the plant grow into the cracks of the rock forcing the rock to break.
O The plant absorbs all the water from the soil leaving the rocks dry and brittle.
O The plant wraps itself around the rock and forces it to crumble.
The acidity of the plant forms new types of smaller rocks.
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Answer:
The roots of the plant grow into the cracks of the rock forcing the rock to break.
Explanation:
Hope this helps
Polyunsaturated fatty acids are believed to reduce the risk for cardiovascular disease. The principal dietary polyunsaturated fat is linoleic acid. To test the effects of dietary supplements of linoleic acid on blood pressure, we put 10 adults on a diet that contained 23g/day of safflower oil (high in linoleic acid) for 4 weeks. Blood-pressure measurements were taken at baseline (before ingestion of oil) and 1 month later (see data below). We do not know whether systolic blood pressure is normally distributed. We want to determine whether linoleic acid favorably affects systolic blood pressure. Conduct the appropriate two-sided test at a=0.05 to determine whether linoleic acid supplementation affects systolic blood pressure
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**Linoleic acid supplementation** may affect systolic blood pressure, but further analysis is required. Conduct a **two-sided test** at α=0.05 to determine its effect.
To determine whether linoleic acid affects systolic blood pressure, perform a paired t-test using the blood pressure measurements before and after the supplementation. Since we don't know if systolic blood pressure is normally distributed, a non-parametric alternative such as the Wilcoxon signed-rank test can be used. Here's a step-by-step guide:
1. Calculate the differences between baseline and post-supplementation blood pressures for each participant.
2. Rank the absolute differences, excluding zeros (no change in blood pressure).
3. Sum the ranks of positive and negative differences separately.
4. Determine the test statistic, which is the smaller sum of ranks.
5. Compare the test statistic to the critical value (or calculate the p-value) for a two-sided test at α=0.05.
6. If the test statistic is less than the critical value or the p-value is less than 0.05, reject the null hypothesis and conclude that linoleic acid supplementation affects systolic blood pressure. Otherwise, fail to reject the null hypothesis and conclude that there is not enough evidence to suggest an effect.
By following these steps, you can determine if linoleic acid supplementation has a significant effect on systolic blood pressure in this study.
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True or False: Air tends to moves from a region of higher pressure to a region of lower pressure, that is against a pressure gradient.
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Air tends to moves from a region of higher pressure to a region of lower pressure, that is against a pressure gradient, the given statement is true because air tends to move from a region of higher pressure to a region of lower pressure, that is against a pressure gradient.
A pressure gradient is a physical quantity that is defined as a rate of change in the pressure of a given space. The air has the tendency to flow from high pressure to low pressure to reach an equilibrium state. A pressure gradient is one of the primary causes of wind. The speed and direction of the wind depend on the gradient's size and orientation. The process by which air flows from high-pressure areas to low-pressure areas is referred to as diffusion.
This flow is driven by differences in atmospheric pressure that are generated by the sun's radiation, Earth's rotation, and surface heating, among other factors. Hence, the statement is true that air tends to move from a region of higher pressure to a region of lower pressure that is against a pressure gradient. So therefore the given statement is true because air tends to move from a region of higher pressure to a region of lower pressure, that is against a pressure gradient.
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Short tails(T) are dominant to long tails(t). What is the probability of a long-tailed mouse in the cross TT x tt?
A.25%
B.50%
C.75%
D.100%
Please no links, explain if can, and only answer if 100% sure!!!!!
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Answer:
0%
Explanation
all offspring will be hererozygous (Tt) it order for one of the offspring to have a long tail it would have to be (tt) and TT x tt cant make that
Answer: D is the answer
Explanation:
Help plzzzzzzzzzzzzzzzzz
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Answer:
A) It helps to separate the chromosomes
Explanation:
which of the following factors would make the evolution of the squirrel population into separate species less likely?
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Evolution of the squirrel population into separate species will be less likely to occur if there are no mutations or random mating occurring in the species.
What is evolution?Evolution refers to the changes that occurs in a species of organisms which produces species that as more adapted to the environment and that are different from the original species of organisms.
In a species of squirrel evolution into species will occur if their is random mating or environmental changes that drive mutation and adaptation.
However, if there is no random mating or mutations occurring in the species, evolution of the squirrel population into separate species will be less likely to occur.
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During radioactive decay a parent isotope is converted to a daughter isotope.
True
or
False
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Answer:
true :)
Explanation:
The universe is around 13. 5 billion years old, and homo sapiens could have been argued to have emerged in the last 200,000 years. If you scaled the life of the universe to one day long, starting at midnight and ending at midnight, at what time would homo sapiens emerge?.
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Following this analogy, homo sapiens would appear at 23:59:58:72.
13.5 billion years is equal to \(13.5 x 10^{9}\) years.
200,000 years is equal to \(2 x 10^{5}\) years.
We can do a proportion:
\(13.5x10^{9} : 24 h = 2x10^{5} : X\\ X=24 h * 2x10^{5}/13.5x10^{9} = 3.56 x 10^{-4}h\\\)
Because 1 hour has 3600 seconds, we can make the following proportion:
\(1 hour : 3600 s = 3.56x10^{-4}h : X\\X = 3.56x10^{-4}h * 3600 s / 1 h = 1.28 s\)
This means that, if 13.5 billion years lasted 24 hours, 200,000 years would last 1.28 seconds. This does seem like a very small number for an immense period of time like 200,000 years, but it does put into perspective all the time that has passed since the creation of the universe.
So, homo sapiens would emerge 1.28 seconds before midnight or at
23:59:58:72.
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What is the function of the hydrogen bonds?
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Answer:
ambot
Explanation:
pag answer ug imo kay wla ko kabalo
What contains the bases adenine thymine guanine and cytosine?
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The bases in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T) (T). These bases are available in specific pairs (A with T, and G with C).
The chemistry of nitrogenous bases is what determines how DNA works. It permits a process known as complementary base pairing. Cytosine, for example, can establish three hydrogen bonds with guanine and two hydrogen bonds with thymine. Alternatively, to put it simply, C bonds with G, and A bonds with T. It's called complementary base pairing since each base can only bond with one other base. Similar to a lock and a key, the structures work best together. In DNA, C only bonds with G, and A only bonds with T. The hydrogen-bonded nitrogenous bases are sometimes referred to as base pairs due to complementary base pairing.
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How did the Indian Removal Act impact the Choctaw people socially?
O It forced them back onto land they had left.
O It cut their spiritual ties to the land,
O It reunited families and communities.
O It ended conflicts between tribes.
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Explanation:
B it cut their spiritual ties to the land
cuáles son las características adaptativas que favorecen la sobrevivencia de los pingüinos?
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Answer:
Los pingüinos tienen una cola corta y rígida. Pueden inclinarse hacia atrás y mantener el equilibrio sobre los talones y la cola. Esto reduce la pérdida de calor de los pies al suelo. El color del cuerpo de un pingüino ayuda a camuflarlo cuando nada.
Explanation:
Penguins have a short stiff tail. They can lean backwards and balance on their heels and their tail. This reduces heat loss from their feet to the ground. The color of a penguin's body helps to camouflage it when it is swimming.
8. In the diagram below, which substance belongs in are: Z? Living Organisms include Chemical Compounds that can be Organic which must contain Z Hydrogen 1) water 2) oxygen 3) nitrogen 4) carbon
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Answer:
Explanation:
D carbon
A particle of a compound is called what?
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(Multiple Choice Worth 3 points)
(04.01 MC)
Which statement correctly describes the transfer of energy between the blue arrows?
O There is no change in energy.
There is twice the gain of energy.
There is a loss of energy.
There is a gain in energy.
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The blue arrows denote the direction of the energy transfer from the turbine to the electrical generator. Based on the given diagram, the energy transfer between the blue arrows is a gain in energy.
Energy transfer refers to the conveyance of energy from one form to another, such as mechanical energy into electrical energy. Therefore, there is an increase in energy between the turbine and the electrical generator, which is highlighted in the blue arrows' direction.
The generator gains energy in the form of kinetic energy from the turning motion of the turbine. When the turbine turns the shaft of the generator, it causes electromagnetic fields to occur within the generator, which, in turn, generates electricity.
This energy transfer process is efficient as long as the system does not face friction or other forms of resistances. If the system does face such resistances, then there is a loss of energy and inefficiency in the energy transfer process, which can significantly affect the system's overall performance.
In conclusion, the energy transfer between the blue arrows is a gain in energy. The generator gains energy in the form of kinetic energy, which is converted into electrical energy. The efficient energy transfer process is vital for the system's optimum performance and operation.
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