Question

foods from animal sources are called complete proteins because they contain all the essential amino acids that the body needs.
a false
b true

Explanation:

Proteins are made up of amino acids. There are essential amino acids that the body cannot synthesize on its own and must obtain from food. Animal - sourced foods (such as meat, dairy, and eggs) contain all the essential amino acids. So, they are called complete proteins.

Answer:

B. True