I would say the answer is A
Answer:roll it down a hill
Explanation:of you roll it down a hill the item builds energy
Answer:
i think b
Explanation:
cellular reproduction is to reproduce a preexisting cell
There are four classes of macromolecules (polysaccharides or carbohydrates, triglycerides or lipids, polypeptides or proteins, and nucleic acids such as DNA & RNA). Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON).
HOPE THIS HELPED!!! XD
Answer:
amino acids
Explanation:
amino acids and are used to build cells and do much of the work inside organisms. They also act as enzymes helping to control metabolic reactions in organisms. Amino acids contain two functional groups, the carboxyl group (-COOH) and the amino group (-NH2).
hope this helps
