Amino acids are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins.
Answer:
B probably I think but I'm not sure
Answer:
A nucleotide consists of three things: A nitrogenous base, which can be either adenine, guanine, cytosine, or thymine (in the case of RNA, thymine is replaced by uracil). A five-carbon sugar, called deoxyribose because it is lacking an oxygen group on one of its carbons
Explanation:
brainliest plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
Yes, because if man could create water and secure air in a habitat on mars