Which of the following statements is correct?

Each mRNA carries 1 amino acid

Each mRNA carries 3 amino acids

Each tRNA carries 1 amino acid

Each tRNA carries 3 amino acids​

When characterizing an ecosystem, several factors need to be considered, including the main species in the ecosystem, how energy flows through the ecosystem, and how nutrients are cycled within the ecosystem.

The main species in the ecosystem refer to the plants, animals, and microorganisms that are present and contribute to the ecosystem's structure and function. Understanding the roles of these organisms is essential in characterizing the ecosystem.

Energy flow through the ecosystem refers to the transfer of energy from one organism to another in the food chain. It is essential to understand the flow of energy and how it influences the ecosystem's productivity and stability.

The cycling of nutrients within the ecosystem refers to the process of how essential elements, such as nitrogen and carbon, are cycled among the living and non-living components of the ecosystem. This process is essential in maintaining the balance of nutrients within the ecosystem.

Other factors to consider when characterizing an ecosystem include physical and chemical properties such as temperature, precipitation, and soil type, as these factors can significantly influence the ecosystem's structure and function.

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Answer:

it seems maybe you didnt turn in an assignment or late ?

Explanation:

Answer:

ahhh it'll be ok *pats back* trust me ;D

Explanation:

The method of collecting self-reported data with the lowest response rate is typically mail surveys.

Response rate refers to the percentage of people who participate in a survey compared to the total number of people who were invited to participate. Collecting refers to the process of gathering data from participants. Mail surveys often have lower response rates because they rely on participants to physically return the survey, which can be less convenient and more time-consuming than other methods such as online or telephone surveys.If you are planning to conduct a mail survey, there are a few things you can do to increase your response rate. First, make sure your survey is well-designed and easy to complete. Second, send out multiple reminders to your participants. Third, offer incentives for completing the survey, such as a chance to win a prize or a discount on a product or service.

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Answer:

False

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During transcriptiοn, a mοlecule οf messenger RNA is made frοm DNA as a template. The mοlecule οf mRNA mοves frοm the nucleus tο a ribοsοme in the cytοplasm, where translatiοn takes place

After leaving the nucleus. During translatiοn, the mRNA's genetic cοde is read and used tο make a prοtein.

The prοcess οf creating a functiοnal prοtein frοm a pοlymer οf an aminο acid chain is called prοtein synthesis, οr translatiοn. It is necessary tο read infοrmatiοn frοm messenger RNA (mRNA) in οrder tο cοnstruct an aminο acid chain. Ribοsοmes are the building blοcks that make up the prοtein chain. The DNA nucleοtide sequence is used as a template fοr the nucleus, which is where mRNA is made. This reactiοn is catalyzed by the RNA pοlymerase II enzyme, which requires nucleοtide triphοsphates as substrates. When DNA is transfοrmed intο mRNA, what happens in the nucleus is transcriptiοn.

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Plants and fungi both underwent evolution at the same time. Both fungi and plants have undergone land colonization and the loss of flagellated cells.

Together, plants and fungi developed when life spread to the earth more than 400 million years ago. The presence of mycorrhizae in the oldest plant remains supports this. Animal cells lack cell walls, although plant and fungus cells both have them.

The first is that they are both eukaryotic, which means that their cells have a nucleus and membrane-bound organelles, and that they both belong to the Eukarya domain. They are both immobile, have cell walls, and are frequently multicellular, meaning they are made up of several cells.

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Answer: starch

Explanation:

starch is a carbohydrate food it is produced by plants and is abundant in seed and tuber.

A cotton shirts requires starch a form of glycocidic bond for its integrity as starch is used on cloth to make it look good.

Starch is made up of amylose and 70%–90% amylopectin. Amylose is a polysaccharide that is made up of D-glucose units joined by the α-1,4-glycosidic linkage with a coiled straight chain. It has six glucose monomers per turn.

Amylopectin is a polysaccharide that has glucose units linked primarily by α-1,4-glycosidic bonds but with occasional α-1,6-glycosidic bonds that causes it branching. One molecule of amylopectin may contain many thousands of glucose units with branches occurring about every 25–30 unit.

The molecule that is shared by both Gram-positive and Gram-negative organisms is lipoteichoic acid.

This molecule is a type of cell wall component that is found in both types of bacteria and plays a role in their structure and function. Lipid A is a component of lipopolysaccharides, which are found only in the cell walls of Gram-negative bacteria. Lipopolysaccharides are not found in Gram-positive bacteria as their cell walls have a different structure. Therefore, lipoteichoic acid is the only molecule out of the three options that are common to both Gram-positive and Gram-negative organisms.


The molecule shared by both Gram-positive and Gram-negative organisms is lipid A. Lipid A is a component of lipopolysaccharide (LPS) which is found in the outer membrane of Gram-negative bacteria. Although lipoteichoic acid is present in Gram-positive bacteria, it is not shared by both types of organisms. In summary, lipid A is the common molecule between the two groups of bacteria.

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The labor stock would increase significantly, even on a per capita basis, as former slaves would now be categorized as "labor." In any case, the abolition of slavery increased American productivity, which increased its wealth.

States in the South implemented what are known as "Black Codes" as a result of slavery. Although the Codes prohibited blacks from serving on juries, they did offer blacks some legal privileges, such as the ability to marry, own property, and file lawsuits.

Slavery had a negative effect on the southern economy even if it was immensely profitable. It hindered the growth of cities and industries, increased debt levels, and drained the soil.

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Answer:

In this case, the population of moths you're referring to has a number of variations. Here they are:

1. Wing Color Variation: The moths have two phenotypic variations for wing color, brown and white. This is a clear physical trait that can change based on the genetic makeup of the moth.

2. Survival Variation: Out of every 100 eggs laid, only about 10 moths survive to adulthood. This could imply a variation in the fitness or adaptability of the offspring, where only the most fit or adaptable (in terms of avoiding predators, finding food, or handling environmental conditions, for example) survive.

3. Seasonal Environment Variation: The environment where the moths live changes with the seasons. In winter, the trees lose their leaves, which may affect the camouflage ability of the moths depending on their wing color. This is a temporal variation in the environment, which can potentially influence the survival rates of the different moth variations.

4. Predation Variation: The predators of the moths are birds, which hunt for the moths as they rest on the dark tree bark. The level of predation can vary based on factors like the bird population size, hunting efficiency, and the visibility of the moths.

Each of these variations plays a role in the survival and reproduction of the moths and could lead to evolutionary changes in the population over time, especially if certain traits (like wing color) increase the moths' survival and reproductive success.

Answer:

hydrolysis reaction

Explanation:

a hydrolysis reaction breakes down a polymer into it building blocks

The frequency of tusklessness is increasing in the African elephant population because evolition which occurs by means of natural selection selects elephants that are tuskless for survival.

Natural selection is a process by which organisms with featuresthat make them best suited for survival in their environment are selected for survival.

These traits are present in these organisms as a result of evolution.

The traits that are naturally selected enhances the ability of the organism to survive.

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Manufacturers that produce the pesticide will no longer profit from its sale.

However, the decision to ban the pesticide is typically made to prioritize public health and environmental protection over the economic interests of a specific industry.

Pesticides are chemicals that are used to kill or control pests, including insects, weeds, fungi, rodents, and other organisms that can cause harm to crops, animals, or humans. They are used in agriculture, forestry, and public health to protect crops, prevent the spread of disease, and control pests in urban and rural areas. Pesticides can be synthetic or natural and can be applied in various forms, such as sprays, dusts, baits, and fumigants. However, they can also have negative effects on the environment and human health, and their use is regulated by governments and international organizations.

The economic impact of banning a pesticide would be that the manufacturers that produce the pesticide would no longer be able to sell it and make a profit. This could lead to a loss of revenue and jobs in the pesticide manufacturing industry. However, the decision to ban the pesticide is typically made to prioritize public health and environmental protection over the economic interests of a specific industry.

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Answer:

The answer is B. Chemical energy to thermal energy Hopefully this helps!

Energy is transformed into light energy by the light-dependent processes. so as to make ATP and NADPH, the light-dependent processes of photosynthesis must first receive energy from the sun. Then, these two molecules that store energy are employed within the light-independent processes.

The light-independent processes employ the energy that the light-dependent reactions have captured to create high energy sugars from carbon dioxide and water. The light-dependent reactions capture the energy of sunlight in chemical form.

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Answer:

A Starfish is Triploblastic meaning they consist of three germ layers. Hydra are diploblastic meaning they consist of only 2 germ layers.

Answer:

Explanation: Hydra live in freshwater habitats, whereas Obelia is exclusively marine. Hydra does not have medusa form in their life cycle, whereas Obelia has both forms; polyp and medusa. starfish," are not fish.

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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Answer:

a. Each strand of the double helix serves as a template for a new strand.

Each strand of the double helix serves as a template for a new strand. The correct option is A.

The operation by which the genome's DNA is copy and pasted in cells is known as DNA replication. Before dividing, a cell must replicate its entire genetic code so that each resulting daughter cell has its own complete genome.

During DNA replication, each of the double helix's two strands serves as a template from which new strands are copied.

The new strand will work in tandem with the parental or "old" strand. Each new double strand is made up of one parental and one daughter strand.

Thus, the correct option is A.

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Answer:

I'm guessing proteins because hair is made out of keratin and keratin is a protein.

Explanation:

Answer:

It's B

I got it right on Edgenuity

Answer:

Tidal current

Answer:

Your answer is: Tidal Current

Explanation:

Answer:

There will be a larger sea urchin population and less kelp. Having less kelp will result in habitat loss for other organisms.

Explanation:

The sea otters preyed on the sea urchin, and the sea urchin preyed on the kelp. When the sea otter population whipped, there was no other organism to prey on the sea urchin. This leads to a larger population of sea urchins, and now since this happened, there will be less kelp because the population of sea urchins has increased, and that's what they feed on. With less kelp, there will not be a habitat for other organisms.

A. He only had two kingdoms, animals and plants.

The addition of a new taxon known as the domain was a significant change to the Linnaean system. A domain is a larger and more inclusive taxon than the kingdom. Most biologists agree that life on Earth is divided into three domains: Bacteria, Archaea, and Eukaryota.One reason for the need for revisions is that many new organisms have been discovered since Linnaeus' time. Another reason is that scientists began classifying organisms based on evolutionary relationships rather than solely on physical trait similarities.

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A person weighing 62 kg could climb approximately 224 meters using the energy from a candy bar with 480 Calories.

To calculate the height that can be climbed using the energy from the candy bar, we need to consider the energy efficiency of the human body during physical activity. On average, the efficiency is around 20-25%. This means that only a fraction of the energy consumed is actually used for mechanical work, while the rest is lost as heat.

The energy content of the candy bar is given as 480 Calories. However, 1 Calorie is equal to 1 kilocalorie (kcal), which is equivalent to 4.184 kilojoules (kJ). So, the candy bar provides 480 kcal or 480 * 4.184 = 2003.52 kJ of energy.

Now, let's calculate the work done while climbing stairs. On average, climbing stairs burns approximately 0.25 kJ of energy per kilogram of body weight per meter climbed. So, for a person weighing 62 kg, they would burn 0.25 * 62 = 15.5 kJ per meter climbed.

To find the height that can be climbed, we divide the total energy provided by the candy bar (2003.52 kJ) by the energy expended per meter climbed (15.5 kJ/m). This gives us 2003.52 / 15.5 = 129.27 meters.

Therefore, a person weighing 62 kg could climb approximately 129 meters using the energy from the candy bar. However, since the efficiency of energy use by the body is typically around 20-25%, we need to divide this result by that efficiency factor. This gives us 129 / 0.25 = 516 meters.

Thus, a 62 kg person could climb approximately 516 meters using the energy from the candy bar, taking into account the typical energy efficiency of the body during physical activity.

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Answer:

a. two

Explanation:

Sam should request his veterinarian to do a Coggins test to detect the presence of Equine Infectious Anemia (EIA). Corrects answer: letter B.

A Coggins test is a blood test that can detect the presence of antibodies for the disease. It is important to get a Coggins test done as soon as possible to diagnose and treat the disease early. Vaccination is also recommended to prevent the spread of the disease.

Equine Infectious Anemia (EIA) is a serious contagious disease that affects horses, donkeys, and mules. It is caused by the equine infectious anemia virus and is spread by biting insects such as horseflie. While there is no cure for EIA, it can be managed with early detection and treatment.

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Lymph is eventually transferred into venous circulation after being collected.

The lymphatic system, a network of tissues and veins that aids in maintaining the body's fluid balance and immune system, is filled with lymph, a clear, colorless fluid.

Lymph is eventually transferred into venous circulation after being collected. Lymph nodes, which are tiny, bean-shaped structures that contain immune cells that help to recognize and destroy unwanted things, such as bacteria and viruses, filter and purify fluid as it passes through the lymphatic channels.

The cleaned lymph is ultimately delivered into the venous circulation through the thoracic duct or the right lymphatic duct, which are significant lymphatic conduits that drain into the veins in the neck after passing through the lymph nodes. From there, the lymph is infused with blood and circulated throughout the body, providing cells and tissues with nutrition and oxygen while also eliminating waste.

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In the given scenario, where pigweed has developed resistance to herbicides and poses challenges to cotton production in the deep south, the horizontal axis of the Production Possibilities Curve (PPC) could be labeled as "Labor-Intensive Techniques vs. Mechanization."

This labeling reflects the trade-off between employing labor-intensive techniques, such as manual weeding to control pigweed, and relying on mechanization, represented by the use of tractors and herbicides. The PPC illustrates the different combinations of labor-intensive techniques and mechanization that can be utilized in cotton production.

On one end of the spectrum, allocating more resources towards labor-intensive techniques involves manual labor for removing pigweed, which requires additional human effort and potentially higher costs. This option is depicted at one extreme of the horizontal axis.

On the other end, increasing mechanization implies a greater reliance on machinery, such as tractors and herbicides, to control pigweed efficiently. However, the resistant weed's ability to damage tractors introduces limitations and risks associated with this approach. This alternative is represented at the opposite extreme of the horizontal axis.

The PPC showcases the various trade-offs between labor-intensive techniques and mechanization, aiming to find an optimal balance that maximizes cotton production while effectively managing the challenges posed by pigweed resistance. It helps decision-makers visualize the available choices and make informed decisions regarding resource allocation and management strategies in response to the pigweed issue.

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No, carbon-14 dating can only be used to establish the age of objects that have historically supported life. This is due to the method's foundation in the measurement of radioactive carbon-14, which is only found in organic materials, in a sample (i.e., materials that were once living).

Cosmic rays' interactions with nitrogen atoms in the atmosphere produce carbon-14, which is then absorbed by plants during photosynthesis. Animals consume carbon-14 when they consume plants, which is then absorbed into their tissues. Scientists can measure the length of time since an organism died by measuring the quantity of carbon-14 that is still present in a sample after the carbon-14 in the tissues starts to degrade after death at a known pace.

The four stages of photosynthesis include light absorption, electron transfer, ATP production, and carbon fixation. The equation for the photosynthetic process is 6CO2 + 6H2O → C6H12O6 + 6O2.

Green plants, algae, and some microorganisms transform light energy into chemical energy in the form of organic compounds like glucose through a process called photosynthesis. The plant cell's chloroplasts, where chlorophyll collects light and uses it to fuel chemical reactions that make glucose from carbon dioxide (CO2) and water, are where this process takes place (H2O). The plant stores the glucose created during photosynthesis as energy and uses it as a source of food for itself and other organisms that consume it.

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