Based on the information given, the building blocks of proteins are B. Amino acids.
What are proteins?
Proteins are large complex molecules that play vital functions in the body. It should be noted that proteins perform most of the functions in the cells and are required for the regulation of the tissues and the organs in the body.
The building blocks of proteins are amino acids. They are small organic molecules that have a central carbon atom that is linked to the amino group, a hydrogen atom, a carboxyl group, and a variable component.
In conclusion, amino acids link together to form large protein molecules.
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