A group of tissues that work together to perform a specific function make up a... A.) Organ
B.) Tissue

A.) Organ

Explanation:

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.