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quester
5 days ago
5

The diagram below shows a cross-section through an alveolus and a capillary. Why does oxygen move from P to Q?

Biology
2 answers:
Tresset [2.2K]5 days ago
5 0

Answer:

Please provide a diagram

Explanation:

garik1379 [2K]5 days ago
3 0

Answer:

The cell layers that form the alveoli and the nearby capillaries are only one cell thick each, resulting in very thin exchange surfaces that are closely positioned to one another. Hence, oxygen readily diffuses through the walls of the alveoli into the capillaries.

Explanation:

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