Me plz pl

most internal hog parasites are obtained through
a. feces in the food c. breathing in spores
b. cuts and scratches d. reproductive uncleanliness

a. decomposes use carbon from dead organisms as fuel for cellular respiration, returning carbon dioxide back into the atmosphere.

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.