Waxing crescent
First quarter
Waxing gibbous
Full moon
Waning crescent
Answer:
little pouches
Explanation:
the aleveoli are like small balloons, but not large ones. they exchange oxygen and carbon dioxide molecules (so they contain small amounts of air like a SMALL balloon, or in this situation a small pouch).
It tells us how they might have looked weighed, ate and tall the were
