Biology, 18.08.2019 18:30 jamarstand

What feature of alveoli adapts them to efficient gas exchange?
a. they have muscles which pump air in and out regularly.
b. their membranes are more permeable to gases than water.
c. a constant blood supply flows through them.
d. a dense network of capillaries surrounds them.

Answers: 1

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What feature of alveoli adapts them to efficient gas exchange?
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What feature of alveoli adapts them to efficient gas exchange? a. they have muscles which pump air in and out regularly. b. their membranes are more permeable to gases than water. c. a constant blood supply flows through them. d. a dense network of capillaries surrounds them.

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Another question on Biology

What feature of alveoli adapts them to efficient gas exchange?
a. they have muscles which pump air in and out regularly.
b. their membranes are more permeable to gases than water.
c. a constant blood supply flows through them.
d. a dense network of capillaries surrounds them.