(GIVING BRAINLIEST)

Which statement about the ocean is true?

A) No evaporation or precipitation in the water cycle occurs over the ocean.
B) Most evaporation and precipitation in the water cycle occur over the ocean.
C) All evaporation and precipitation in the water cycle occur over the ocean.
D) Evaporation, but not precipitation, in the water cycle occurs over the ocean.

Explain why.

The group that is made up solely of carnivores is "Felidae: lions, tigers, and cheetahs".

Lions, tigers, and cheetahs are all members of the Felidae family and are known as obligate carnivores, suggesting that they require a diet of primarily meat to survive.

Let's take a look at the given options of all the groups to have a clear understanding of the concept:

Option A: Canidae is a biological family of carnivorous and omnivorous mammals, involving dogs, wolves, foxes, jackals, and coyotes.

Option B: Equidae is the taxonomic family of horses and other equids. Members include zebras, donkeys, and horses. They are herbivorous animals and not carnivorous.

Option C: Felidae is a family of carnivorous mammals, incorporating domestic cats, lions, tigers, cougars, and leopards. All of them are strictly carnivorous and hunt for their prey.

Option D: Pongidae is a family of primates, which comprises of the great apes such as chimpanzees, gorillas, and orangutans. These primates are omnivorous, which implies that they consume both plants and animals.

Hence, other animals, such as bears and raccoons, are considered omnivores since they eat both plants and animals, while animals such as cows and deer are herbivores and primarily consume vegetation. Therefore, from the above discussion, we can conclude that Felidae is the group that is made up solely of carnivores.

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The statement that is not true about the function of a proteasome is "It works on random targets".

The proteasome is a multicatalytic enzyme that destroys unneeded or damaged proteins in cells. The degradation of proteins is critical in a variety of cellular processes, including the cell cycle, the immune response, and stress adaptation.

Ubiquitin and a protease subunit of the proteasome catalyze protein degradation. To ensure the specificity of protein degradation, the proteasome relies on specific recognition of proteins marked with a single ubiquitin molecule or ubiquitin chains, as well as other mechanisms.

The proteasome plays an essential function in maintaining intracellular protein homeostasis by degrading a broad range of intracellular proteins that are no longer required. The proteasome is a complicated, multisubunit, multicatalytic, and ATP-dependent protease that can destroy unneeded or damaged proteins in cells. The proteasome has a regulatory cap that binds the polyubiquitin chain and targets the substrate protein to the 20S proteolytic core, where it is degraded into short peptides. These short peptides can then be further degraded to amino acids by other proteases. Thus, the proteasome plays a crucial function in cellular homeostasis by removing damaged and misfolded proteins that can cause disease or death to cells.

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Answer:

A cheetah living in a zoo lives 10 years longer than average.

Explanation:

because Cheetahs living in captivity generally live a great deal longer than those in the wild, the life span of wild cheetahs is about 8 to 10 years, as opposed to 12 to 17 years for those in captivity according to the National Zoological Park, a sure fire sign of a healthy life.

The best example of natural selection is that the shell of a crab becomes harder over time as a result of being hunted by a predator, which is mentioned in Option 2, as the other options are not absolutely correct for it.

Natural selection is the process where certain traits that are advantageous to an organism's survival and reproduction become more common in a population over time. In option (2), the harder shell of a crab is an adaptation that helps the crab avoid being preyed upon by its predator. As a result, the crabs with harder shells are more likely to survive and reproduce, passing on their advantageous trait to their offspring. Over time, the population of crabs will have a higher proportion of individuals with harder shells, leading to the evolution of this trait in the population.

Hence, the best example of natural selection is that the shell of a crab becomes harder over time as a result of being hunted by a predator, as mentioned in Option 2.

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The kind of linear model that would represent this relationship is a positive linear model.

In a positive linear model, as the independent variable (alcohol consumption) increases, the dependent variable (prostate-specific antigen levels) also increases in a linear fashion. This implies that there is a positive correlation between the two variables, suggesting that higher alcohol consumption is associated with higher levels of prostate-specific antigen.

A linear model represents a straight-line relationship between the variables, and in this case, it would show a positive slope. The slope of the line indicates the rate at which the prostate-specific antigen levels increase with each unit increase in alcohol consumption.

By studying this relationship, researchers can gain insights into the impact of alcohol consumption on prostate-specific antigen levels and potentially understand the association between alcohol and prostate health.

However, it is important to note that further research and analysis are necessary to establish a causal relationship and consider other factors that may influence prostate-specific antigen levels.

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Answer:

La pareja A.

Explanation:

El comportamiento del par A indica que el material de los calcetines tiene mayor cantidad de cargas libres, lo que indica que su capacidad de conductividad eléctrica es mayor. Esto hace que las cargas positivas y negativas presentes en cada miembro del par se atraigan entre sí, lo que hace que cada miembro permanezca juntos por mucho más tiempo, hasta que el potencial de energía entre estas cargas disminuya.

The repressor is produced in the active state which causes it to bind to the operator. An operon is a collection of genes that is under the control of a single promoter.

Similar genes are frequently located together on the chromosome of bacteria, where they are transcribed as a single unit from a single promoter RNA polymerase binding site.  Therefore, high amounts of lac operon transcription are only possible in the absence of glucose. By employing this technique, it is ensured that bacteria will only activate the lac operon and begin utilising lactose once all of their preferred energy sources have been consumed (glucose). A repressor lowers expression by 70 times, while an attenuator lowers expression by an additional 10 times. Collectively, they suppress the trp operon by a factor of 700.

The complete question is

A cell has evolved in an environment that lacks a particular food source. However, when given this food in the laboratory, it is able to digest and use it for energy. Which of the following is likely true about the operon used to produce the enzymes needed for this metabolic process?

A. The repressor is produced in the active state which causest to bind to the operator.

B. The repressor is produced in the inactive state which causes it to bind to the operator.

C. The repressor is produced in the active state which causes it to bind to the promoter.

D. The repressor is produced in the inactive state which causes it to bind to the promoter.

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The two reasons that earthworms are important for soil include the following below:

Thus is referred to as the uppermost layer of the earth and it comprises of a mixture of organic matter, minerals, etc which helps support the life of the organisms such as plants and other animal forms etc.

Earthworm on the other hand is a terrestrial invertebrate belonging to the Annelida phylum and it burrows the soil thereby leading to its aeration. This therefore ensures that more nutrients are made available to plants.

They are also involved in making the soil structure more stable as they break down some rock particles thereby making them more uniform and suitable for plant life in the ecosystem.

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Answer:

The one on the right.

Explanation:

Answer:

Both occur in mitochondria

Explanation:

Respiration occurs in the power house called mitochondria

Answer:

C

Explanation:

I believe it is C

The extra density in some areas leads to stronger gravitational pull, which attracts more matter towards it, increasing the density further. This process continues until a protogalactic gas cloud is formed. As the gas cloud collapses under its own gravity, it heats up and ignites nuclear fusion, forming stars. However, not all of the gas is used up in star formation.

The distribution of matter in the universe is not uniform. Some regions are denser than others, leading to stronger gravitational pull in those areas. This gravitational pull attracts more matter towards it, causing the density to increase further. Over time, this process can lead to the formation of protogalactic gas clouds. These clouds are the birthplaces of stars and galaxies.

As the gas cloud collapses under its own gravity, it heats up and becomes denser. Eventually, the temperature and pressure become high enough to ignite nuclear fusion, which is the process that powers stars. The formation of stars continues until all of the gas is used up or blown away by supernova explosions.

However, not all of the gas is used up in star formation. Some of it may remain in the form of interstellar gas and dust, which can later form new stars or be incorporated into existing ones. This process of gas recycling plays an important role in the evolution of galaxies over time.

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The epithelial tissue that will heal quickly is the simple cuboidal.

Epithelial tissue is a type of body tissue that surrounds the internal and external surfaces of the body which are made up of epithelial cells that are closely packed together.

There are 2 major types of epithelial tissue which are

The epithelial tissue that will heal quickly is the simple cuboidal because it is made up of only one layer while the stratified squamous epithelium is made up of many layers.

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Answer:

d. translate DNA into RNA

Explanation:

An RNA polymerase binds to promoters and then breaks down hydrogen bonds between two strands of the DNA and attaches on one of them. A DNA strand is used as a template for a new RNA molecule. In this way, pre-mRNA is made, which becomes mRNA after the introns are removed.

A mRNA molecule enters the ribosomes, located in the cytoplasm. In these organelles, a transfer RNA attaches to a mRNA and the process of translation begins. The final product is a polypeptide chain.

The Ribosomes should be considered for small factories within cells that does not involved the translate DNA into RNA

The polymerase binded for promoters and then split down hydrogen bonds that lies between 2 strands of the DNA and then attached one of them.

The DNA strand should be used like the template for the new RNA molecule. Also, the mRNA should be made that becomes mRNA when introns should be removed.

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Describe the main function of each biomolecule and then give an example for each.

Lipid -

Carbohydrates -

Nucleic Acids -

Protein -

✰Lipids↷

Carbohydrates✰↷

✰Nucleic Acids↷

Protein✰↷

Hope it Helps

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There are different types of natural selection. When one of the extremes phenotypes is being favored, directional selection is going on. Meanwhile, balancing selection increases the proportion of intermediate phenotype.

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Since I do not have the graphs, I will set different potential scenarios

Scenario 1: More light brown individuals than brown and dark brown

Probably after the dark-colored seaweed covered the rocks, snails needed to camouflage to avoid predation. So they must have suffered a change in color from light brown to dark brown.

Since this new trait is beneficial, natural selection favored it.

So animals change from being light brown to dark brown.

The type of natural selection acting here is directional selection.

A population that is under the effects of directional selection, experiences an increase in the proportion of individuals expressing an extreme phenotype, different from the original one.

In these cases, interactions between living organisms and the environment modify in the same direction.

So, the most abundant individuals turned from being light brown to being dark brown.

After dark-colored seaweed covered the rocks, the number of dark brown individuals increased, and the light brown individuals decreased.

                                            **********************

Scenario 2: More brown individuals than light brown and dark brown

This is the same situation as before. In this case, there were more brown individuals than snails expressing extreme phenotypes.

                                            **********************

Scenario 3:

Let us suppose that the original number of individuals was higher for one of the extreme traits, either yellow or grey.

After the seaweed-covered rocks, snails needed to camouflage to avoid predation, so they changed their color from yellow or grey to brown.

In this scenario, the intermediate phenotype is being favored by natural selection over the extreme phenotypes.

Balancing selection -or Stabilizing selection-, decreases the number of individuals expressing the extreme phenotype and favors individuals that exhibit medium-range characteristics. These are the ones that get to survive. Selective pressure is against h0m0zyg0tes.

In this case, the number of individuals expressing yellow or grey shells decreases, while individuals with brown color increase.

In the attached files you will find graphs for the three scenarios.

--------------------------

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Answer:

Carbon Dixode And water

Explanation:

Answer:

lipids and nucleic acids

The right lung has three tertiary bronchi and the left lung has two tertiary bronchi.

Each lung is divided into lobes, and each lobe is further divided into bronchopulmonary segments. These segments are supplied by tertiary bronchi, also known as segmental bronchi. The right lung has three lobes: the superior, middle, and inferior lobes. Each lobe of the right lung is supplied by its own tertiary bronchus.

On the other hand, the left lung has two lobes: the superior and inferior lobes. The left lung is smaller than the right lung because it has to accommodate space for the heart. Therefore, the left lung has only two tertiary bronchi, one for each lobe.

It is crucial to note that the number of tertiary bronchi can vary among individuals, and this information is based on the most common anatomical arrangement. However, it is always a good choice to consult medical literature or a healthcare professional for specific and accurate information regarding lung anatomy.

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Mycotic thoracic aortic aneurysm is an aortic aneurysm due to infection.

A mycotic aortic aneurysm (MAA), also known as an infected aortic aneurysm, is an infection-related aortic aneurysm. The most prevalent cause of mycotic aortic aneurysm is microbial injection of the damaged aortic endothelium during bacteremia.

Staphylococcus aureus is the most frequent pathogen responsible for mycotic aneurysms today. Streptococcus, Salmonella, Klebsiella, Escherichia coli, Proteus, and Yersinia aneurysms have also been reported. Postoperative infection, septicemia, and, as previously said, endocarditis are all pathogenic processes.

Antibiotic therapy is used in conjunction with rigorous surgical debridement of contaminated tissue and, if necessary, vascular restoration. Endovascular therapies may have a role in the treatment of ruptured infected aneurysms and patients who are too sick for open surgery.

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Seedless plants genetically alternate between generations.

All seedless vascular plants have very similar life cycles. As in bryophytes, their life cycle has two alternating generations:

With this information, we can conclude that seedless plants genetically alternate between generations.

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Answer:

two

Explanation: just trust me :>

binomial nomenclature definition

Explanation:

the system of nomenclature in which two terms are used to denote a species of living organism, the first one indicating the genus and the second the specific epithet.

Answer:

the system of nomenclature in which two terms are used to denote a species of living organism, the first one indicating the genus and the second the specific epithet.

Answer:

5. The part of a plant that is most similar to a solar cell is the chloroplast. Chloroplasts are specialized organelles found in plant cells that contain chlorophyll, a pigment that absorbs sunlight. They function in photosynthesis, the process by which plants convert sunlight, water, and carbon dioxide into glucose (a form of energy) and oxygen.

In photosynthesis, chloroplasts capture light energy from the sun and use it to generate chemical energy in the form of glucose. This process occurs in the thylakoid membranes within the chloroplasts, where chlorophyll molecules absorb light energy and convert it into chemical energy through a series of complex reactions. The chemical energy stored in glucose is then utilized by the plant for various cellular processes, including growth, development, and metabolism.

So, just like a solar cell converts sunlight into electricity, chloroplasts in plants harness sunlight to produce chemical energy in the form of glucose.

Cell structure provides important clues about its function. The specific organization and components of a cell determine its capabilities and the tasks it can perform within an organism.

For example, the presence of specialized organelles like mitochondria suggests that a cell is involved in energy production, as mitochondria are responsible for cellular respiration, the process that generates ATP (adenosine triphosphate), the energy currency of cells.

Similarly, the presence of ribosomes indicates that a cell is involved in protein synthesis, as ribosomes are responsible for assembling amino acids into proteins.

The shape and structure of a cell can also suggest its function. For instance, nerve cells have long, branching extensions called dendrites that enable them to receive and transmit electrical signals over long distances. Muscle cells are elongated and contain specialized proteins that allow them to contract and generate force for movement.

Overall, the structure of a cell is intricately related to its function, and by examining its components, organelles, and shape, we can gain insights into the specific roles and capabilities of different cell types within an organism.

Explanation:

When using images and graphs to express the results of a research, both of them should express the same information to make their interpretation easier. Option A is the one that best models the waves in the four locations.

There are different ways in which a researcher can correctly express the results of an experiment or research. It can be done by using images, tables, graphs, diagrams, etcetera.

Usually, combinations of one or more are used to express the same results in order to make it easier to make interpretations (for instance, tables and charts). In these cases, the same data must be expressed in all of them, so the interpretation is coherent.

In any case, there must always be a reference to what is being shown, so the persons looking at the image, chart, or table, get to know what they are looking at.

For instance, in the exposed example we can see the satellite image of ocean surfaces on Earth at different locations.

To get to understand this image by itself, we need references. These are given below in the sea surface height anomaly gradient.

This gradient explains the change in height from the lowest height -the darkest color that reflects -50 cm-, to the highest height -white expresses 50 cm-.

Letters A, B, C, and D are references to the locations that were considered.

If we want to make a graph with this same information, we need to make a good interpretation of the image and then reflect it in the graph.

In the exposed example, graph A is the one that best reflects the information provided in the image but is not entirely correct.

Image

The graph must express the change in water surface height. This change is expressed in the Y ax of the chart.

Probably the X ax represents normal heights.

According to the information,

Graph A is the one that best represents this information.

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Answer:

secretion

Explanation:

Secretion is a fundamental cellular process involving the regulated release of intracellular products from cells. Physiological functions such as neurotransmission, or the release of hormones and digestive enzymes, are all governed by cell secretion.

Answer:

A biomolecule or biological molecule is a loosely used term for molecules present in organisms that are essential to one or more typically biological processes, such as cell division, morphogenesis, or development.

Explanation:

<3

Answer:

Answer

4.0/5

4

Explanation:

The balanced chemical equation will be;

H2SO4 + 2NaOH → Na2SO4 + 2H2O

The equation for the reaction is balanced by using coefficients; 1,2,1,2

According to the law of conservation of mass the mass of the reactants should be equal to the mass of the products.

For the law of conservation of mass to be obeyed, chemical equations must always be balanced.  

The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.

Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.

Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.

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