Answer:
What exactly do you need help with? I would love to help but its hard to do that when I don't know what the problem is.
Explanation:
Answer:
It experiences the first day of autumn at Position 3 and first day of spring at Position 1.
Explanation:
Sweat (or sebum) and bacteria
Answer:

Explanation:
Organic compounds contain chemically bonded carbon atoms, sometimes even hydrogen atoms to form hydrocarbons, and inorganic compounds do not contain these atoms.
Although amino acids may have other formulas, those in protein invariably have the general formula RCH(NH2)COOH, where C is carbon, H is hydrogen, N is nitrogen, O is oxygen, and R is a group, varying in composition and structure, called a side chain.