The genome of a (+) strand RNA virus has a sequence ____________ to the mRNA. To make viral proteins the host cell ribosome will read ____________
a) Identical; the (+) RNA
b) Complementary; the (+) RNA
c) Identical; the mRNA synthesized from the virus genome
d) Complementary; the mRNA synthesized from the virus genome

Answer:

D

Explanation:

It's located on the west coast and it's carrying water from the cooler polar regions. It cools the western coast of the US.

Explanation:

Maximal tension in a skeletal muscle contraction is generated when all of the muscle fibers in a muscle are contracting simultaneously. This is known as a maximal voluntary contraction (MVC) and results in the greatest amount of force that a muscle can generate.

The generation of maximal tension in a muscle contraction is dependent on several factors, including the number of muscle fibers, the type of muscle fibers, the size of the muscle fibers, and the nervous system's ability to activate the muscle fibers. Additionally, factors such as age, gender, and physical fitness can affect the ability of a muscle to generate maximal tension.

Maximal tension in a muscle contraction is important for a variety of activities, including heavy lifting, explosive movements, and intense physical activity. By generating maximal tension, the muscle is able to produce the greatest amount of force, which can be used to perform work or overcome resistance.

Rifampin Resistance Development in Escherichia coli and Mycobacterium smegmatis as a Result of Poor Drugs

Infectious disorders like tuberculosis, which require months of treatment with rifampin and other medications, are made more difficult to treat by subpar pharmaceuticals. Rifampin resistance is a serious issue for the treatment of tuberculosis. Antibiotic resistance is known to be selected for by subtherapeutic doses of medication, but it is uncertain how drug breakdown products affect the evolution of resistance.

Here, we show that substandard medications that have active pharmacological ingredients that have degraded select for gene changes that give resistance to recommended medications. By serially cultivating bacteria in the presence of the rifampin breakdown product rifampin quinone, we were able to produce drug-resistant Escherichia coli and Mycobacterium smegmatis strains. With certain populations exhibiting no growth inhibition at maximum rifampin concentrations, strains resistant to rifampin quinone developed cross-resistance to the common antibiotic rifampin.

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Explanation:

The process of making food by plants from carbon dioxide and water in the presence of chlorophyll is called photosynthesis.

Equation -

6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ ↑

Red: Yellow's imperfect supremacy creates orange; it is dominant to green and white. Yellow: red's imperfect dominance creates orange, while green and white have the upper hand.

The gummy bears immersed in ordinary water served as the control group. Clean Water: depended-on variable: If the gummy bear is submerged in clean water, the water will remain outside of the bear and have no impact on it.

It is an illustration of a chemical transition because new compounds were created.

The many ways that qualities are handed down from one generation to the next are referred to as inheritance patterns. There are three types of inheritance: X-linked, autosomal dominant, and autosomal recessive.

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Answer:

A. A resource that is so scarce (in restricted quantity) that it limits the size of a population is called a limiting factor. Any single resource can be a limiting factor to a population size. For example, the amount of water available can affect the number of plants that can grow in an area.

In regards to all the traits in the table, the conclusions that could be draw about the genetic makeup of your main subject is that almost in all the trait, there is found to be parent 1 gene to be more dominant.

This is known to be a person's genetic composition and it is said to be the genotype.

Note that in the table, the parent gene 1 is seen to be  more dominant than the parent 2 and so therefore making the main subject to have its traits.

Note that all the other traits are said to be recessive in the family except for the dominant trait of parent 1  which is said to be dominants in 3 out of the 5 traits in the image attached.

So therefore, In regards to all the traits in the table, the conclusions that could be draw about the genetic makeup of your main subject is that almost in all the trait, there is found to be parent 1 gene to be more dominant.

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Answer:The farmer uses farm machinery to plot the soil and plant the corn. Energy from the Sun Is stored by the corn plants. When the farmer, animals, or other people eat corn, they gain the energy captured by it.

Explanation:Because it's easy knowledge

Prokaryotic organisms are unicellular organisms that lack a nucleus and other membrane-bound organelles. They are found in the domains Bacteria and Archaea.

There are many components present in prokaryotic organisms. Some of them are discussed below:

Cell wall: This is a tough, protective layer that surrounds the cell membrane in bacteria and archaea. The cell wall is made up of peptidoglycan in bacteria and other materials in archaea.

Flagella: It is a whip-like structure that is used by many prokaryotic cells to move. The flagellum rotates like a propeller, allowing the cell to swim through liquid environments.

Pili or fimbriae: These are short, hair-like structures that extend from the surface of many prokaryotic cells. They are used for attachment to surfaces or other cells.

Capsule: It is a protective layer that surrounds the cell wall of some prokaryotic cells. The capsule is made up of a gel-like material that helps the cell to avoid being engulfed by immune cells such as macrophages.

Ribosomes: They are the site of protein synthesis in prokaryotic cells. Ribosomes are made up of two subunits that come together to form a functional ribosome.In conclusion, components that are present in prokaryotic organisms are cell wall, flagella, pili or fimbriae, capsule, and ribosomes.

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Answer:

A low intake of iodine can lead to an increased output of thyroid stimulating hormone (TSH). If TSH increases, the thyroid takes in more iodine from the blood, to balance the need for iodine. This could happen if daily iodine levels fall below 100 mcg per day.

Explanation:

Hope this helps u

Crown me as brainliest:)

Answer:

Hope this help

Explanation:

Essentially, guard cells are two bean-shaped cells that surround a stoma. As epidermal cells, they play an important role in gaseous exchange in and out of plant leaves by regulating the opening and closing of pores known as a stoma.

An intrinsic; muscle is contained within a region whereas an extrinsic muscle acts upon one region but has an attachment elsewhere.

Muscle is an organ system composed of skeletal muscle, smooth muscle, and cardiac muscle.

It can move the body, maintain posture, and circulate blood throughout the body. Although the musculature of vertebrates is controlled by the nervous system, some muscles (such as the heart muscle) are complete and may be autonomous.

Together with the human skeletal system, it forms the musculoskeletal system responsible for body movements.

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Genetic drift is a stochastic process that acts by changing the allelic frequencies of species over time, founders effect and bottle neck effect are examples of this process.

It is a stochastic process that produces a change in the allele frequencies within the population, this means that they increase or decrease by chance.

The main genetic effects of a bottleneck are loss of genetic variability and the founder effect can cause traits to become fixed in a species that, in a larger population, never would.

Therefore, we can conclude that founders and bottleneck effects are one of the clearest causes of genetic drift mechanisms, along with resource limitations in a given environment.

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Answer:

Image 3

Explanation:

Prokaryotic cells are single-celled organisms that lack membrane-bound organelles, including a defined nucleus.

The only cell without membrane-bound organelles is image 3

Image 1 is a single-celled eukaryotic organism, probably a paramecium.

Image 2 is a plant cell (has a cell wall)

Image 3 is a bacterium

Image 4 is an animal cell

Answer:

The dependent variable would be B, whether or not the men develop baldness.

The Amoeba Sisters video on DNA vs RNA and protein synthesis provides a great recap of the differences between DNA and RNA, as well as the process of protein synthesis. DNA is the genetic material that contains the instructions for making proteins, while RNA carries these instructions to the ribosomes where the proteins are actually made. Protein synthesis involves two main steps: transcription, where the DNA code is copied onto RNA, and translation, where the

RNA code is read to assemble amino acids into a protein. Overall, the video is a helpful resource for reviewing these important concepts in biology.
The Amoeba Sisters video recap on DNA vs RNA and protein synthesis provides a clear comparison between DNA and RNA, as well as an overview of the process of protein synthesis. DNA is a double-stranded molecule that stores genetic information, while RNA is single-stranded and serves as a template for synthesizing proteins.

Protein synthesis involves two main processes: transcription, where a segment of DNA is copied into mRNA (messenger RNA), and translation, where mRNA is used to assemble amino acids into a protein. The video recap acts as an answer key to reinforce concepts and enhance understanding of these crucial biological processes.

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When nondisjunction occurs in anaphase 2, sister chromatids do not separate, and they end up in the same daughter cell after meiosis 1. The correct answer is F. B and D.

Nondisjunction is an error that occurs during cell division, specifically meiosis, where the chromosomes or chromatids fail to separate properly.

In anaphase 2 of meiosis, sister chromatids should separate and move to opposite poles of the cell, ensuring each daughter cell receives an equal set of genetic information. However, when nondisjunction happens, the sister chromatids remain attached and migrate to the same pole, resulting in an unequal distribution of genetic material among the daughter cells. This leads to cells with abnormal chromosome numbers, which can cause genetic disorders like Down syndrome or Turner syndrome.

In summary, during anaphase 2 nondisjunction, sister chromatids fail to separate and end up in the same daughter cell after meiosis 1, causing an imbalance in the distribution of genetic material among the resulting cells. Hence. option F is the correct answer.

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The true statement about DNA and RNA are DNA contains the nucleotides ATCG while RNA contains the nucleotides AUCG, DNA is double-stranded while RNA is single-stranded, and DNA contains the sugar ribose while RNA contains the sugar deoxyribose, options A, C & D are correct.

DNA contains the nucleotides ATCG (adenine, thymine, cytosine, and guanine), while RNA contains the nucleotides AUCG (adenine, uracil, cytosine, and guanine). The only difference is that DNA uses thymine, while RNA uses uracil.

DNA is double-stranded, meaning it consists of two complementary strands that are held together by hydrogen bonds between their nucleotide bases. In contrast, RNA is single-stranded, consisting of a single strand of nucleotides. DNA contains the sugar deoxyribose, which lacks an oxygen atom at the 2' position, while RNA contains the sugar ribose, which has an additional oxygen atom at the 2' position, options A, C & D are correct.

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The correct question is:

Which of the following are true about DNA and RNA (select all that apply)?

A. DNA contains the nucleotides ATCG while RNA contains the nucleotides AUCG

B. DNA is a much larger molecule than RNA

C. DNA is double-stranded while RNA is single-stranded

D. DNA contains the sugar ribose while RNA contains the sugar deoxyribose

Answer:29.5 days

Explanation:

It takes 29.5 days for observers from earth to look at the moon phase twice.

The fact that the moon orbits the earth every 27.3 days and the phases cycle once every 29.5 days might be perplexing. The rotation of the Earth around the Sun is to blame for this.

Our Moon completes one full orbit of the Earth in 27 days, 7 hours, and 43 minutes. The distance between our Moon and far-off "fixed" stars serves as the basis for measuring what is known as the sidereal month.

However, one cycle of phases on our Moon lasts for around 29.5 days (from the new Moon to the new Moon).

Therefore earth observer takes 29.5 days to see the same phase twice of the moon.

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Answer:

c

Explanation:

I took the test

Answer:

D. circulatory system

Explanation:

Circulatory system is the method of transport of plants and animals. It gives the plants nutrients and carbon dioxide in every cell and release waste products from their system.

Answer:

Cells

Explanation:

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▹ Answer

cells

▹ Step-by-Step Explanation

All living organisms are made of cells. There are single cellular organisms, and multicellular organisms.

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Answer:

Where is the passage?

Explanation:

I'm not sure

Answer:

Explanation:

About 23 percent of incoming solar energy is absorbed in the atmosphere by water vapor, dust, and ozone, and 48 percent passes through the atmosphere and is absorbed by the surface. Thus, about 71 percent of the total incoming solar energy is absorbed by the Earth system

Answer:

The earth-atmosphere energy balance is the balance between incoming energy from the Sun and outgoing energy from the Earth. Energy released from the Sun is emitted as shortwave light and ultraviolet energy. When it reaches the Earth, some is reflected back to space by clouds, some is absorbed by the atmosphere, and some is absorbed at the Earth's surface.

If 14C-labeled CO2 is used to form malonyl-CoA from acetyl-CoA, the carbon atoms that would be radiolabeled in the resulting palmitate fatty acid are all even numbered carbons.

Palmitate synthesis involves a series of condensation reactions where malonyl-CoA units are added to a growing fatty acid chain. In each condensation step, the malonyl group is incorporated into the fatty acid chain, while the CoA moiety is released.

The acetyl-CoA that serves as a precursor for palmitate synthesis comes from the breakdown of glucose or other energy sources. When 14C-labeled CO2 is used in the conversion of acetyl-CoA to malonyl-CoA, the radiolabel is incorporated into the carbon skeleton of the malonyl group.

Since malonyl-CoA is used iteratively to extend the fatty acid chain, the radiolabeled carbon from the malonyl group will be present in each subsequent addition of a malonyl group. As a result, all even-numbered carbons in the resulting palmitate fatty acid would be radiolabeled. Therefore, the correct answer is option a.

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The description provided seems to fit the definition of a cell's organelle, the vacuole. The vacuole is a fluid-filled space surrounded by a membrane that contains mostly water.

In plant cells, the vacuole is a large organelle that takes up a significant portion of the cell's volume. It serves a variety of functions such as maintaining turgor pressure, storing nutrients and waste products, and regulating pH levels. In animal cells, vacuoles are smaller and less numerous, but they still play a role in storing waste and regulating cell volume. The contents of the vacuole are separated from the rest of the cell by the membrane, which is selectively permeable and regulates the flow of molecules in and out of the organelle. The fluid within the vacuole also contains a variety of dissolved molecules, such as enzymes, proteins, and sugars. In summary, the vacuole is a vital organelle found in both plant and animal cells, which is essential for maintaining cellular homeostasis.

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Answer:

the variable that is being measured or tested in an experiment

Explanation:

just fax

A divergent boundary is one of the three types of plate boundaries, and occurs when two plates separate resulting in ridges. The option is Ridges.

I. Divergent:

This boundary occurs when two plates separate and molten material rises from the mantle creating a new crust.

The hot material creates a new seabed between the separating plates, expanding the sea bottom.

II. Convergent.

This is a Collision area between two plates.

In this last case, the oceanic crust sinks under the continental plate, and magma rises to the surface by crevices. The thicker and older plate subduces under the other plate.

The plates slide laterally with each other, and they are usually called faults.

It is associated, in general, with the oceanic ridge, although it might also occur in the continental plate.

No rocky material is either destroyed or formed.

When the plates move and produce a displacement of one transforming limits from side to side, earthquakes occur.

The movement breaks the crust and originates pronounced fractures.

Ridges are formed when divergent movements occur between plates. For instance, the mid-ocean ridge was created by divergent boundaries. The Atlantic ridge, the Chilean ridge, the East Pacific Ridge, and the Indian ridges.

The correct option is Ridges.

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Answer:

If vehicles are made from plastic or ceramic, they will not stand up very well in collisions. Just think about a car lying in the side road destroyed pieces like a dropped ceramic object. Utilizing metal as the main body for the vehicle was purposefully and adequately chosen, but not all may think about why the element metal is such a right choice.

Explanation:

A breeder of thoroughbreds selects only the fastest horses for breeding stock. this is an example of artificial Directional selection.

Artificial selection is a process of selective breeding in which humans intentionally select for desirable traits in plants or animals over several generations. In the case of thoroughbred horses, the desired trait is speed, and breeders intentionally select the fastest horses as breeding stock in the hope of producing even faster offspring.

Directional selection is a type of natural selection that occurs when individuals with extreme or unusual traits have a higher fitness than those with more common traits. In the case of thoroughbred horses, the extreme or unusual trait is exceptional speed, and breeders are selecting for horses with the highest fitness (i.e., the fastest horses) in order to achieve their goal.

Therefore, the breeder of thoroughbreds selecting only the fastest horses for breeding stock is an example of artificial directional selection.

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