Question

Respiration surface of animals must always be moist.Why?​

Answer 1

Answer:

A respiratory surface is covered with thin, moist epithelial cells that allow oxygen and carbon dioxide to exchange. Those gases can only cross cell membranes when they are dissolved in water or an aqueous solution, thus respiratory surfaces must be moist.

Explanation:

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Answer 2

Answer:

Hi

Explanation:

A respiratory surface is covered with thin,moist epithelial cells that allow oxygen and carbon dioxide to exchange.Those gases can only cross cell membranes when they are dessolved in water or an aqueous solution,thus respiratory surfaces must be moist.

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