The building blocks of proteins are known as
a. oxygen.
b. euphoric acid.
c. amino acids.
d. carbon dioxide

The building blocks of proteins are known as amino acids

amino acid is one of the building blocks of protein. when we eat protein form a large protein molecules inside our body and break these molecules into smaller units. There are 20 amino acids that we must obtain from food sources; these are called "essential amino acids."
The amino acids are joined to form a long chain of acids by amino and carboxyl and yields water.

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