Cell membrane allows some material to pass through it while on the same time it blocks other material from entering through it
False- interneurons pass electrical impulses from a sensory neuron to a motor neuron (it connects these neurons)
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:
D: All levels contain the same amount of energy
Explanation:
This is due to how the number of animals also increase as the energy pyramid level decreases.
Hope it helps!
Answer:
9 th qn answer us 4th option(D)
and 10 th qn answer is 3rd option (C)
