The structure labeled “A” in this diagram of a virus is called the

a. RNA envelope
b. Capsid
c. Nuclear membrane
d. Viral genome

The kelp ecosystem consists of the Kelp(Producers) →Sea urchins( primary consumers)→ Horn shark (secondary consumers)→ Northern elephant seals(tertiary consumers).

Explanation:

Kelp are the producers of this ecosystem in which uses sunlight to produce organic compound which is used by the primary consumers.

The primary consumers are herbivores. They feed on the algae and other plant material( organic material)

The secondary consumers feed on the herbivores. This is also a source of carbon to organism.

Then the tertiary consumer consumes the secondary consumers. So, the flow of energy starts from the producers and continues till the largest group of organism present in kelp ecosystem.

Then when the organism dies the carbon and the organic compound is made available in water by the help of the various bacteria and fungi.

This is how the continuous flow of carbon takes place in the kelp ecosystem.

Producers to herbivore to carnivores and so on.

In kelp forest, carbon can move through the organisms in that ecosystem when the herbivores feed on the vegetation because the producers fixes atmospheric carbon in its body in the form of carbohydrates. The herbivores release carbondioxide in the process of cellular respiration with the addition of water and energy in the form of ATP so in this way the carbon moves in the kelp forest.

Learn more: https://brainly.com/question/15519566

Answer:

Disrupts communication systems

Composed of charged particles

Travels at about 400 km/s

Answer:

B. Disrupts communication systems

C. Composed of charged particles

D. Travels at about 400 km/s

Explanation:

I took the Assignment on ed 2020

Your Welcome

Answer:

Danny is the thief, stealing all the money.

Explanation:

His son is not related to his family, he would not get any money from Joseph.

This question focuses on Biology, particularly human genetics. The mystery can be potentially solved by examining genetically determined traits of blood type and earlobe attachment and comparing them to all individuals at the scene.

The subject of this question is Biology, specifically human genetics. It involves the analysis of traits in an individual, in this case, blood type and earlobe attachment, to solve a mystery. Blood types in humans are determined by genetics, specifically by the ABO and Rh blood group systems. A- blood type is relatively rare, narrowing down possible culprits. Earlobe attachment is also a genetically determined trait, although it's less clear cut than blood type. Nonetheless, it provides another clue. To find the thief, the police would compare blood type and earlobe type among all individuals present, aiming to find a match to both the blood on the safe and the observed earlobe type.

https://brainly.com/question/29408544

#SPJ2

Answer:

the correct answer is D.

Explanation:

Answer:

process a and c

Explanation:

Final answer:

The Green world hypothesis suggests that herbivore populations are kept in check by predators, which allows the world to remain green and vegetated, promoting a sustainable and biodiverse ecosystem.

Explanation:

The Green world hypothesis is a concept in ecology that suggests that the world remains "green" with abundant vegetation because predators, parasites, and diseases keep herbivore populations in check, preventing them from consuming all the plants. This balance ensures that ecosystems remain sustainable and plants can continue to fulfill their roles, such as carbon dioxide absorption and providing oxygen. The hypothesis highlights the importance of all trophic levels in maintaining the biodiversity and health of ecosystems.

Without such top-down control, herbivores would overconsume plant life, leading to deforestation and ecosystem collapse. Not only does a biodiverse world support a more stable environment, it also provides psychological benefits to humans, as noted by E. O. Wilson. As the Green Party promotes, preserving the natural environment is crucial for the well-being of the planet and ourselves.

The Green World Hypothesis suggests that herbivores are limited by plant defenses, which allows plant populations to thrive and dominate the ecosystem.

The Green World Hypothesis was proposed by ecologist Henry Gleason in the 1970s. It addresses the structure of ecosystems and emphasizes the role of plants and herbivores in regulating populations within those ecosystems.

The main idea is that while herbivores feed on plants, their populations are kept in check mainly by the defensive structures and chemical compounds that plants develop.

This results in an imbalance favoring plant growth over herbivore populations.

Answer:

C. 15 million square km

Explanation:

The Earth has a total land area of approximately 150 million  square km. Scientists estimate that roughly 10% of the entire Earth is covered by Rainforests. That would make the total land mass covered by Rainforests to be about 15 million square km in distance. Although this number is decreasing drastically due to Ranching, mining, logging and agriculture.

Answer:

C. 15 million square kilometer

Explanation:

Rainforest refers areas of the Earth characterised by tall evergreen trees. The rainforest also has high amount of rainfall.

It helps to regulate our climate and provide us with everyday products.

They are structured in four layers which includes:

• Emergent layer

• Canopy layer

• Understory layer

• Forest floor layer

The approximate total land mass of the Earth is 150 million square kilometer.

The rain forest covers 15 million square kilometer of the total land mass of the Earth.

Answer and Explanation:

The possible genotype and phenotype are as follows

Genotype                 Phenotype

BbR∧            -            Barbed and not resistant to pesticide

BBRR            -            Barbed and not resistant to pesticide

bbR∧            -             Smooth and not resistant to pesticide

bbRR            -             Smooth and not resistant to pesticide

bb∧∧            -             Smooth and resistant to pesticide

Bb∧∧            -             Barbed and resistant to pesticide

BB∧∧            -             Barbed and resistant to pesticide

Answer:

Explanation:

Check the picture attached to see the answer

Answer:

The answer should be D.

Changes to biodiversity can affect humans because they depend on Earth's natural resources.

The correct answer is D: depends on the Earth's natural resources.

Changes to an ecosystem's biodiversity can have a direct effect on humans because humans depend on the Earth's natural resources. Biodiversity refers to the variety and abundance of different species in an ecosystem. These species play important roles in providing resources such as food, water, and medicine, which are essential for human survival and well-being.

For example, if the biodiversity of a forest ecosystem decreases due to deforestation, humans may lose access to important resources such as timber for construction, medicinal plants, and clean water sources. This can have negative impacts on human health, livelihoods, and overall quality of life.

https://brainly.com/question/31200760

#SPJ5

Answer:

The answer is C.  F

Explanation: I did this on USATESTPREP

Answer:

C

Explanation:

I did it on USATestPrep

Answer:

Similarities between the forelimb bones for a human,  whale, and bat is that it has one large upper arm bone and two small lower bones. The main difference of the forelimb of human,  whale, and bat in their functions.

Explanation:

Humerus is the large upper arm bone which is present in the human,  whale, and bat while the radius and ulna are the two small bones which are present at lower side of the forelimb. These forelimbs are also different from one another in respect to function. The forelimb of whale helps in swimming, in bat it helps in flying while in humans it is used to hold things.

Answer: The forelimb of human, whale and bat have a common fundamental anatomical plan and similar embryonic origin (one large upper arm bone, two small lower bones, carpals and metacarpals). The main difference of the forelimb of this 3 mentioned is in their various function

Explanation: the forelimb of human, whale and bat have a common fundamental anatomical plan and similar embryonic origin but with varied functions. They have the larger upper arm bone as the humerus, while the 2 smaller lower bones are ulnar and radius and the carpals and metacarpals in the wrist and hand. The human fore limb function in grasping, whale uses it forelimb (flippers) in swimming while bat uses theirs in flying.

Answer:

Both the biotic and abiotic factors contribute to the distribution of the aquatic life in oceans, rivers etc.

Areas of the ocean which are unfavorable for organisms will have very little biodiversity. On the other hand, areas which have favorable living conditions will have most of the biodiversity of the aquatic life.

Some of the factors on which aquatic distribution depends are:

Temperature: Temperature is one of the crucial factors in determining the distribution of the aquatic life. Lesser fishes will be able to survive the harsh, freezing temperatures, hence the biodiversity will be low in such areas of the oceans. The aquatic distribution will be more in warmer areas of the ocean.

Light: Areas of the ocean or rivers which receive more light will have more plants in those areas. This is because photosynthesis requires light energy from the Sun. More plants means that more aquatic animals will also be present in those areas to feed on them.

Preys: Aquatic distribution will be more in areas where there are larger quantities of small fishes. This is because small fishes are the prey for many bigger fishes.

Answer:

These galaxies include irregular, spiral, and elliptical types.

Explanation:

You're describing the galaxies near the milkyway, and the different types.

Answer: top carnivores

Explanation:

The energy content and biomass of top carnivores is the lowest in a terrestrial food web, due to energy losses at each trophic level.

Within a terrestrial food web, two types of food webs are commonly identified: a grazing food web and a detrital food web. In a grazing food web, producers like plants serve as the base and are followed by various levels of consumers, including herbivores and carnivores. In contrast, a detrital food web is based on organisms that feed on decaying organic matter, including decomposers and detritivores.

Generally, the energy content and biomass of top carnivores would be the lowest in a terrestrial food web due to the energy lost at each trophic level. The energy content and biomass of primary consumers, such as herbivores, would not be the lowest as they directly consume the producers, which are abundant. Detritivores and decomposers, while they deal with dead organic matter and recycle nutrients, are also not positioned at the bottom of the energy pyramid. It's important to understand that detritivores and decomposers support the food web in a different way by breaking down waste and dead organisms, thus recycling nutrients back into the ecosystem.

When a pathogen enters the body, cells in the blood and lymph detect the specific pathogen-associated molecular patterns (PAMPs) on the pathogen's surface. The immune system can be activated by a lot of different things that the body doesn't recognize as its own. These are called antigens. Examples of antigens include the proteins on the surfaces of bacteria, fungi and viruses. ... Sometimes the immune system mistakenly thinks that the body's own cells are foreign cells. Antigens are proteins that are found on the surface of the pathogen. ... The antibodies destroy the antigen (pathogen) which is then engulfed and digested by macrophages. White blood cells can also produce chemicals called antitoxins which destroy the toxins (poisons) some bacteria produce when they have invaded the body.

hope this helps :))

-ari.

Mitosis inhibitors can be helpful in the treatment of tumors by preventing tumor cells from reproducing (option b).

Mitosis inhibitors are medications specifically designed to inhibit or prevent the process of mitosis, which is the division of cells.

Tumors are abnormal growths of cells that divide and reproduce at an uncontrolled rate.

By using mitosis inhibitors, these medications can effectively disrupt the normal cell division process in tumor cells.

Mitosis inhibitors work by interfering with the microtubules, which are responsible for pulling apart the duplicated chromosomes during mitosis.

By disrupting the microtubules, mitosis inhibitors prevent the separation of chromosomes and the subsequent division of the cell.

This interruption in the cell division process effectively halts the growth and proliferation of tumor cells.

Without the ability to divide and reproduce, the tumor cells cannot continue to grow and spread.

Additionally, mitosis inhibitors may induce apoptosis, which is programmed cell death, in tumor cells.

By preventing tumor cells from reproducing and inducing cell death, mitosis inhibitors can help to shrink tumors and control their growth.

It is important to note that mitosis inhibitors are typically used in combination with other treatments such as chemotherapy or radiation therapy to provide a comprehensive approach to cancer treatment.

In summary, mitosis inhibitors can be helpful in the treatment of tumors by preventing tumor cells from reproducing, thereby halting their growth and potentially inducing cell death.

For more such questions on Mitosis, click on:

https://brainly.com/question/1186551

#SPJ8

Final answer:

Mitosis inhibitors like vincristine and Taxol are helpful in treating tumors because they prevent tumor cells from reproducing by disrupting the normal functioning of microtubules during cell division.

Explanation:

A mitosis inhibitor such as vincristine or Taxol can be helpful in the treatment of tumors because it prevents tumor cells from reproducing. Medications like these disrupt mitosis by binding to tubulin, which is the subunit of microtubules, thereby interfering with microtubule assembly and disassembly during cell division. For example, vincristine stops cellular division by halting cells in metaphase, while Taxol prevents the depolymerization of the spindle fibers, thus blocking the completion of mitosis.

Answer:

metaphase

Explanation:

The cell cycle control system initiates chromosome segregation only after metaphase has occurred.

At metaphase, the chromosomes of a dividing cell align at the equator to form what is known as the metaphase plate. Each chromosome gets engaged by spindles from the opposite sides of the poles at the kinetochore of the centromere.

Thereafter, the cell proceeds to the anaphase stage during which the shortening of the spindle fibers pulls the chromosome apart into sister chromatids and this eventually causes the sister chromatids to start migrating to opposite poles of the cell.

Answer:

There is no genetic basis for adaptation at high altitudes, but if different phenotypic manifestations, when an organism develops at high altitudes, the demands for oxygen are greater due to the partial pressure of oxygen in the atmosphere, compared to this, living organisms unleashed a transient or definitive polycythemia

Explanation:

Polycythemia means an increase in the number of red balloons, so that at lower partial pressures of oxygen a greater possibility of gas uptake

Answer:

It might represent an evolutionary strategy

Explanation:

Since higher latitudes are hostile environments, the competence for limited resources may be lower than in regions with optimal conditions, thereby it is also expected that adaptation to this type of condition represent an evolutionary strategy to increase the chances of survival

Explanation:

Answer:

Missed and algae are the earliest plants that Dorminate Earth history.

The groups of animals are sponges, jawless fishes, evolution of amphibians, reptiles and early mammals.

Explanation:

Most animals and plants are classified as muiticellular Eukaryotics. They have many cells and nucleus in their organelles wy some animals or plants are classified as prokaryotics base on relative evolution history.

Both animals and plants owe their origin to endosymbiosis, a process whereby one cell ingests another but fail to digest it. Just like plants, animals evolved from the sea from history and that is why the remained for at least 600 million years.

Answer:

Depression

Explanation:

Everything happen to Kim could be treatment.. There is no reason to die. She needs to be strong to avoid the negative things that impact her thinking..Try to be happy, exercise and have good friend... If she keep doing the nice things , the good thing will come to her. I hope this partial ideas will help her to overcome this difficult time.

Final answer:

Psychologists would likely diagnose Kim with major depression, as her symptoms include significant weight loss, poor concentration, and suic-idal ideation.

Explanation:

Given the symptoms described, psychologists are most likely to diagnose Kim with major depression. Major depression is characterized by a combination of symptoms that can include significant weight loss (when not dieting), difficulty concentrating, su-icidal ideation, and a general loss of interest in daily activities or life. These symptoms align with what Kim is experiencing: poor appetite with severe weight loss, an inability to concentrate or make decisions, and an explicit desire not to live. It's crucial for someone with these symptoms to seek professional help, as these are signs of a serious psychiatric condition that requires intervention.

Furthermore, the urgency of the situation is heightened because thoughts of suic-ide or self-harm are present. Su-icide risk is elevated among individuals with major depression, and immediate support from mental health professionals is often necessary to ensure the safety and well-being of the person affected.

Answer:

The presence of moisture is the independent variable.

The earthworm behavior is the dependent variable.

Explanation:

Based on the nature of variables, the independent variable is the presence of moisture while the dependent variable is earthworm behavior.

Variables in an experiment are factors on which the result of the expert depend on and can be altered by the researcher.

Variables can be either:

The independent variable is altered by the researcher and produces changes in the dependent variable. The constant variable does not change.

In the given experiment, the independent variable is the presence of moisture while the dependent variable is earthworm behavior.

Learn more about variables at: https://brainly.com/question/25223322

Answer:

they are spotted

Explanation:

Answer: Osteoporosis is more prevalent among women than men because women generally have more bones in their bodies than men have. take in more calcium than men take in. have lower bone mass than men have. exercise more than men do.

Explanation: Becouse i think thats it

Answer:

Have lower bone mass than men have

Explanation:

Stabilizing – the intermediate phenotype is favored 8. A population of Madagascar hissing cockroaches lives in a woodpile. It suffers heavy predation from lizards. Because their heads are small, the lizards are unable to eat the very largest adult cockroaches, and instead prey upon small and medium sized adults.

Answer:

Speciation occurs at terminal population groups

Explanation:

A ring species represents a group of organism that has moved beyond a geographic barrier to produce a ring shaped distribution. This population is contiguous and there exists no barrier to gene flow anywhere in the ring except at the terminal populations.  

Speciation is demonstrated in the terminal population has become sympatric and it does not interbreed even if they are connected by chain of intergrading or interbreeding populations

Answer:

B. an abundance of different types of plant and animal species within a particular region

Biodiversity is the abundance of different types of plant and animal species within a region, which includes species, genetic, and ecosystem diversity. Answer B is correct, as it defines biodiversity as an abundance of different life forms in a region.

Biodiversity refers to the diversity (number and variety of species) of plant and animal life within a particular region. It encompasses the variety of living organisms, including their genetic differences and the ecosystems they form. To answer the question, biodiversity is:

B. an abundance of different types of plant and animal species within a particular region.

There are various types of biodiversity recognized by scientists:

Biodiversity is essential for maintaining healthy ecosystems and provides resilience against environmental changes. It contributes to the sustainability of our natural world and is key to the discovery of new resources like food crops and medicines.

Answer:

they cool them selfs by getting in water they heat themselfs by laying in the sun.

Explanation:

is this the answer your looking for?