georgeminottst georgeminottst

25-10-2021
Biology

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1 List the features of the gaseous exchange surface in humans.

Respuesta :

blackish87 blackish87

25-10-2021

Explanation:

1. They are moist to prevent the cells from drying and to allow gasses to dissolve.

2. They have high concentration gradient, maintained by the movement of air and blood.

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