Amino acids are important to the body because they build .
a. complete protein
b. incomplete protein
c. complex carbohydrate
d. simple sugar e. fat

Amino acids are important to the body because they build A. complete protein.

Amino acids are considered to be the building blocks of proteins. Proteins are essential because they make up around 20% of the body. They also have important roles in many biological processes including DNA replication. There are 20 amino acids that are used to make proteins. Essential amino acids are those that cannot be synthesized by the body, while non-essential amino acids are those that naturally occur in the body.