Question

Explain how each feature in your list helps gas exchange to happen efficiently

Answer 1

Answer:

When air is inhaled, oxygen diffuses from the alveoli into the blood to be used for respiration by the body’s cells.

Carbon dioxide is a waste product made by the body’s cells during respiration.

It diffuses from the blood into the alveoli and is exhaled.

Answer 2

Answer:

It will be helpful to you!!!!!

Explanation:

The gas exchange regions must be moist,thin and have a large surface area -The gas exchange regions must be dry,thin and have a large surface area.....

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