Question

Where do the building blocks of proteins come from?

Answer 1

The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain (see below).

Answer 2

proteins are made from amino acids

proteins most likely come from animal based food

Step-by-step explanation:

amino acids are small molecules that make together as a group a protein molecule