How do organisms grow and repair themselves? A. Cells only divide when tissue is damaged. B. Organisms store more food to become bigger. C. Each cell keeps growing bigger. D. Cells continually divide to make more cells.

Answer:

A

Explanation:

Decomposers play a significant role in the carbon and nitrogen cycles, recycling nutrients from dead organisms back into the environment. They transform carbon and nitrogen in deceased organisms, making these elements available for plants and other organisms.

Decomposers, which include organisms like bacteria and fungi, break down dead organic matter into simpler inorganic substances, thereby releasing carbon and nitrogen back into the environment. In the carbon cycle, for example, decomposers transform the carbon present in dead organisms into carbon dioxide, which is then used by plants in photosynthesis. In the nitrogen cycle, decomposers convert the unused nitrogen in dead organisms and animal waste into nitrates which plants can absorb and use.

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Answer: Renewable Resources

Explanation: The sun can be used by solar panels, wind can be used by windmills, and hydroelectric energy comes from water. All of these are renewable resources.

Explanation: renewable

Answer:

Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia. The disease is caused by a mutated version of the gene that helps make hemoglobin — a protein that carries oxygen in red blood cells. People with two copies of the sickle cell gene have the disease.

Explanation:

Hope thia helps :)

Answer:

compound microscope/compound light microscope

they’re the same thing

if i can have brainliest that would be great

Answer:

A compound light microscope.

Explanation:

Environmental changes such as pollution can affect both living and nonliving things in a watershed by leading to their death which will impact the ecosystem in a negative manner.

This is referred to as the introduction of contaminants into the natural environment that cause adverse changes.

Human activities is what leads to most of the changes in the environment, and an example is pollution, which can affect all the other parts of an ecosystem in a negative way due to the death which could occur thereby making it the correct choice.

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Final answer:

Environmental changes can impact ecosystems, requiring hypotheses to be updated with new findings, especially regarding climate change and its associations with ecological variables.

Explanation:

Environmental changes can significantly impact ecosystems and the organisms within them. When investigating these changes, it is essential to establish a hypothesis, which is an initial assumption or prediction about the effects of such changes. As data is collected, it may support or refute the hypothesis, necessitating a revision to reflect the new findings. For instance, if the investigation shows a strong association between habitat size and population health, the original hypothesis may need to be adjusted to incorporate these observations. Furthermore, global climatic changes, researched using techniques such as analyzing marine core and terrestrial soil data, can provide insights into broad environmental trends. When considering climate change, conclusions drawn should be based on comprehensive and rigorous analysis of the data presented. This approach ensures the scientific integrity of the conclusions and helps avoid drawing premature or unsupported inferences about climate change and its impacts.

Answer:

A: pushes blood into the arteries.

B: brings blood back to the heart.

C: carries blood away from the heart.

D: connects arteries and veins.

Explanation:

I just took that assignment! :)

All of the body's cells receive nutrition and oxygen through the cardiovascular system, which circulates blood.

It is made up of the blood veins that run throughout the body and the heart. Blood is transported from the heart via the arteries and returned by the veins.

The blood vascular network resembles a tree: The "trunk" or major artery (aorta) forks into substantial arteries that lead to progressively smaller blood vessels. The capillary network, a system of teeny-tiny vessels, is where the smallest arteries terminate.

The human body has two interconnected blood circulation systems rather than just one: Organs, tissues, and cells get blood from the systemic circulation in order for them to receive oxygen and other essential nutrients.

Therefore, All of the body's cells receive nutrition and oxygen through the cardiovascular system, which circulates blood.

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Answer:

joules

Explanation:

one of the basic units of energy.

Answer:

The answer is D

Explanation:

Sentence 3

Sentence 3 is the sentence that most strongly uses pathos in this passage.

The sentence that most strongly uses pathos in this passage from Susan B. Anthony's Speech After Being Convicted of Voting is Sentence 3.

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Answer:

Explanation:we don’t get pink flower because the seeds can’t not get combined together

Answer:

Oogenesis occurs in the outermost layers of the ovaries.

Spermatogenesis occurs in the seminiferous tubules of the male testes in a stepwise fashion.

Explanation:

Oogenesis and spermatogenesis are the process of formation of gametes in females and males respectively. Oogenesis takes place in ovaries in females and spermatogenesis takes place in testes in males.

Gametes are the cells involved in fertilization to which leads to the formation of offspring.

Gametes are formed through dividing germ cells. These cells undergo meiotic division to form gametes.

The gamete in females is ova formed in the ovaries through the process of oogenesis, whereas the sperm is the male gamete formed in testes through spermatogenesis.

Thus, oogenesis occurs in ovary and spermatogenesis occurs in testes.

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Answer:

B. Cu

Explanation:

Copper is not one of the six elements

Explanation:

We know that momentum is the product of mass and velocity so

Mass (m) = 3 kg

velocity (v) = 3 m/s

Now

Momentum

= m * v

= 3 * 3

= 9 kg. m/s

Hope you understood and hope it helps:)

The momentum of a 3 kg bowling ball moving at 3 m/s is 9 kg·m/s. Momentum is calculated by multiplying mass and velocity.

The momentum of an object is calculated by multiplying its mass (m) by its velocity (v).

In this case, you have a 3 kg bowling ball moving at 3 m/s, and you want to find its momentum (p).

The formula for momentum is:

Momentum (p) = mass (m) × velocity (v)

Now, you can plug in the values:

p = 3 kg × 3 m/s = 9 kg·m/s

So, the momentum of the 3 kg bowling ball moving at 3 m/s is 9 kg·m/s. This means that the bowling ball has a momentum of 9 kilogram-meters per second, which is a unit of measurement for momentum.

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Answer:

The answer is it needs four things to carry out photosynthesis chloroplast, light, water, and carbon dioxide.

Answer:

I believe that the answer is neither of the following options, the correct answer would be that it causes changes in weather patterns, which if you are taking the unit test in science on edge, it would be the last option. The closest answer that makes sense here would be either b or c, but I would choose "b." Don't forget to rate my opinion, say thanks, and mark me Brainliest.   Have a great day!!!

El Niño would most likely lead to the death of organisms or populations.

hence the correct option here should be B

Hence El Niño would lead to the death of organisms or populations.

other option are incorrect because:

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Answer:

Allele frequency is a measure of the relative frequency of an allele on a genetic locus in a population. Usually it is expressed as a proportion or a percentage. In population genetics, allele frequencies show the genetic diversity of a species population or equivalently the richness of its gene pool.

i thinks its a because it increase the total amount use or is it something else try a

carbonic anhydrase change the reaction between carbon dioxide and water C. It decreases the activation energy Therefore , C. It decreases the activation energy is correct .

The enzyme's role in this reaction is fundamental to various physiological processes within living organisms, especially in maintaining pH balance and regulating respiration.

The enzyme achieves this by providing a catalytic environment that enhances the interaction between CO2 and H2O.

When CO2 and H2O molecules come into contact with the active site of the carbonic anhydrase enzyme, the enzyme orients them in a way that makes the reaction more favorable.

It holds them in a specific configuration that lowers the energy barrier for the reaction to occur, thus reducing the activation energy needed for the conversion of CO2 and H2O into carbonic acid.

The reduction of activation energy is the key to how carbonic anhydrase changes the reaction dynamics.

By decreasing the activation energy, the enzyme significantly speeds up the rate at which the reaction occurs.

This is essential for biological processes where the timely conversion of CO2 and H2O into carbonic acid is critical for maintaining homeostasis.

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Answer:

Black

Explanation:

Because Black (B) is the dominant trait over (b) Brown and the offspring get a gene from each parent which the offspring genes will be Bb which will make it black

Brown (b) is subordinate to black (B), and the child inherits one gene from each parent, with the offspring's genes being Bb, making it black.

During the process of meiosis, when chromosomes of the same kind are paired up, a biological activity known as crossing over takes place. It is possible for sections of a chromosome to exchange places when two chromosomes, one from the mother and one from the father, line up in the same orientation. Although the two chromosomes contain the identical genes, it is possible that they are encoded in somewhat different ways.

Black (B) is the dominant characteristic over Brown (b), and children get a gene from each parent, with the offspring genes being Bb, which will make the offspring black. Black is the dominating trait.

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unaffected wont be the victims. the carrier and the father would be best but the carrier and the mother then all of them will be unaffected if it is cured?

Explanation:

Tropical rain forests are one of the densely vegetated forests with millions of plants and animals species. The climate of the Earth is changing at an alarming rate and the scientists are appealing people to save these forests.

This could be accounted for the reason that the tropical forests have a diversity of plant species which can utilize the available carbon dioxide from the atmosphere to perform photosynthesis. This can directly reduce the carbon dioxide concentration in the atmosphere which is responsible for the greenhouse effect.

The greenhouse effect increases the temperature of the Earth as the greenhouse gases like carbon dioxide and monoxide covers the atmosphere which does not allow the sun rays to deflect back from the surface of the earth and the heat energy is trapped in the atmosphere. This heat energy is one of the causes of Global warming.

Answer:

I think it is B

Explanation:

His cells need oxygen to help break down sugars for energy therefore, he starts to breathe harder.

As the activity grows, working muscles need more and more energy, which calls for a growing quantity of oxygen. When we exercise, we breathe more to help eliminate the significant quantity of carbon dioxide (CO2) that the working muscles create.

Because of the increased cardiac output, which allows blood to flow to more alveoli (blood sacs) in the lungs, each heartbeat's enhanced force will result in a minor rise in blood pressure. More oxygen is absorbed into the blood when ventilation is increased.

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Final answer:

Option 1.) Infiltration is generally greater than Run off where the land has a gentle slope and permeable soil, while it is lesser where the land has a steep slope and impermeable bedrock.

Explanation:

Infiltration is generally greater than Run off where the land has a gentle slope and permeable soil. This means that when the land has a gentle slope, it allows water to seep into the ground more easily, rather than running off the surface. Permeable soil, which has larger spaces between particles, also allows water to infiltrate more easily. On the other hand, when the land has a steep slope and impermeable bedrock, water is more likely to run off rather than infiltrate into the ground.

The solar and other energy source will decease carbon and global warming is bad

Explanation:

AnsweMonera, Protista, Fungi, Plantae, Animalia. An organism is made up of several eukaryotic cells and eats only dead organisms.r:

Explanation:

Answer:

They occur buy inheriting them.

Explanation:If your mom dad or any family member has a mutation or frameshift mutation they can pass it to off spring so the off spring can also have that mutation or frameshift mutation.

The American chestnut tree is susceptible to the chestnut blight fungus while the Asian chestnut tree is not. Scientists are using backcross breeding to restore the American chestnut population by integrating the disease-resistant trait from the Asian trees. Fungus also cause serious infections in other species causing significant decline or extinction.

The American chestnut tree is susceptible to a fungus called Cryphonectria parasitica, which causes chestnut blight. This disease is virtually absent in Asian chestnut trees, which have co-evolved with the fungus and developed a level of resistance. This resistance likely involves chemical defenses that are present in Asian species but lacking in the American species.

Scientists are leveraging this fact to help them restore the American chestnut population by using a process called backcross breeding. This involves crossing the resistant Asian chestnut with the susceptible American chestnut, and then continually crossing the offspring with American chestnuts to maintain the American chestnut characteristics while integrating the disease resistance trait from the Asian tree.

Fungi often interacts with other organisms, bearing mutualistic associations or causing serious infections. For example, fungal infections have caused significant decline in world's frog population and have killed millions of bats in the United States.

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Scientists are leveraging the natural resistance of Asian chestnut species to Cryphonectria parasitica to develop blight-resistant American chestnut trees. This involves traditional breeding methods, genetic engineering, and restoration efforts to restore the once-dominant American chestnut tree in its native ecosystems.

The American chestnut (Castanea dentata) is susceptible to a fungal pathogen called Cryphonectria parasitica, which causes chestnut blight. This fungus entered North America in the early 20th century and devastated the American chestnut population. The Asian chestnut species, such as the Chinese chestnut (Castanea mollissima), have co-evolved with Cryphonectria parasitica and developed resistance mechanisms against it. Here’s how scientists are using this knowledge to address the problem:

1. Understanding Resistance Mechanisms: By studying the genetic and biochemical mechanisms that confer resistance in Asian chestnut species, scientists can identify genes and traits that make these species tolerant or resistant to chestnut blight.

2. Breeding Programs: Scientists are using traditional breeding techniques to cross American chestnut trees with resistant Asian chestnut species. The goal is to transfer genes for blight resistance from Asian chestnuts into American chestnuts while retaining the desirable traits of the American chestnut, such as its size and timber quality.

3. Genetic Engineering: Advances in biotechnology allow scientists to directly insert genes responsible for blight resistance into American chestnut trees. This approach, known as genetic engineering or genetic modification, can potentially expedite the development of blight-resistant varieties.

4. Citizen Science and Restoration Efforts: Collaborative efforts involving citizen scientists, conservation organizations, and academic institutions aim to reintroduce blight-resistant American chestnut trees into their native habitats. These efforts also involve monitoring and evaluating the ecological impact of reintroducing genetically engineered or hybrid American chestnuts.

You will know a test is positive for glucose and starch when Benedict's reagent will give a positive test result for glucose but not for starch.

Explanation:

Final answer:

In the Linnaean classification system, two organisms in the same order must also belong to the same class, as the hierarchy dictates that orders are nested within classes.

Explanation:

According to the Linnaean classification system, if two organisms belong to the same order, it must also hold true that they belong to the same class. The system organizes biological diversity into a hierarchy of categories with the kingdom being the most inclusive and species being the most exclusive. Within this hierarchy, similar species are grouped into a genus, similar genera into a family, families into orders, orders into classes, and so on up to the kingdom. If two organisms share the same order, they must also share the same class, as the order is a subset of the class.

The correct answer to the given question is that they must both belong to the same class, as classes contain orders, and therefore sharing an order implies being part of the same class in Linnaean taxonomy. To clarify further, the Linnaean system's hierarchy is as follows: Domain, Kingdom, Phylum, Class, Order, Family, Genus, and Species.