Question

Number of essential amino acids for human beings is

• A. Three
• B. Five
• C. Eight
• D. Eleven

Answer 1

The correct option is C Eight

Proteins are the building blocks of the body. It is produced by the monomeric unit of amino acids. Several amino acids are attached with the help of peptide bonds to form a polymeric chain of protein. Total there are 20 amino acids which are required by human body. 12 amino acids can be synthesized by the de novo pathway so they are known as non essential amino acids. Eight amino acids cannot be synthesized by human body so they need to included in diet.

So, the correct answer is option C.