Gas exchange... (choose all correct)

a. is a passive process
b. is inversely related to surface area
c. occurs across type II alveolar cells
d. CO position does not affect gas exchange but affect the total blood O2

What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

What is the problem in this article? what solution does the article propose?