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3. What can you conclude about the effect of exercise on breathing rate? Why is this so?

When exercising your muscles need more oxygen. Therefore your heart needs to pump more blood (which carries oxygen) to your muscles.

what following? you said which of the following. but there is no be more specific.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a