Answer:
There are from 200-500 million alveoli (mean diameter = 200 micrometers) in adult human lungs
Explanation:
The epithelial cells of the alveolar septum are markedly thinned and the capillary network immediately beneath the epithelium is the richest in the body.hope this helps you :)
Answer:
I believe it is D.
Explanation:
Homeostasis refers to the relatively stable state inside the body of an animal. Animal organs and organ systems constantly adjust to internal and external changes in order to maintain this steady state
Answer:
C)
Explanation:
The beaks are in direct correlation with the type of or amount of food they are consuming.
Answer:
They store water
Explanation:
Plant cells have a large central vacuole because a plant cells requires much more water to function. Vacuoles in animal cells can store water, but they mainly store waste or nutrients
