NEET Zoology Biomolecules Questions Solved

Amino acid is a:

(a) Substituted methane                    (b) Substituted ethane

(c) Any acid having amino group        (d) Derivative of indol acetic acid

Amino acids are organic compounds containing an amino group and an acidic group as substituents on the same carbon i.e., the α-carbon. Hence, they are called α-amino acids. They are substituted methanes. There are four substituent groups occupying the four valency positions. These are hydrogen, carboxyl group, amino group and a variable group designated as R group.


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