Answer:
sulfur dioxide remains in the atmosphere for a long time, therefore, rapidly heating up the Earth.
Explanation:
Answer:
hepatitis A is the only one
Answer:
it has many years on it
Explanation:
it is old so it is not new
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 :)
Except: Cells need energy to survive.
That's the Answer.
