NEET Biology Biomolecules Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Biomolecules Topic Based

Question & Answer Discuss:

Amino acids are mostly synthesised from

(a) fatty acids

(b) mineral salts

(c) volatile acids

(d) α-ketoglutaric acid.

Answer: (d)

Amino acids are mostly synthesized from α-ketoglutaric acid. These are the precursors of amino acids. A five carbon compound formed during Krebs' cycle is a α-ketoglutaric acid which is the first dicarboxylic acid formed. Pyruvic acid converted into alanine, α-ketoglutaric acid into glutamic acid, OAA into aspartic acid, polymerization of such amino acids results into formation of proteins.

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