Tube through which food is propelled but no digestion takes place

the answer is c

explanation:

d is the answer

sorry if its wrong!

burning fossil fouls really decrease the carbon in the atmosphere so b

essentially, one bacterial cell splits into two daugurer cells. bacterial offspring don't need or get care from their parents because they are in a sense their own parents. that said, some bacteria can and do depend on other bacteria especially in harsh environments such as bacterial microfilms in hot water tanks.