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JEE CHEMISTRY MCQ: BIOMOLECULES

1 Hard
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Understanding +4 | -1
Which of the following statements regarding α\alpha - amino acids are correct

I. Proteins on hydrolysis gives only α\alpha amino acids.

II. Gln stands for Glutamic acid

III. Amino acids with equal number of amino and carboxyl groups are neutral amino acids

IV. All naturally occurring α\alpha - amino acids are optically active.
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Correct option: A
I &\& III
Option A (I &III)iscorrectbecauseproteinsyieldonlyalpha−aminoacidsuponhydrolysis,andaminoacidswithanequalnumberofaminoandcarboxylgroupsareneutral.\& III) is correct because proteins yield only alpha-amino acids upon hydrolysis, and amino acids with an equal number of amino and carboxyl groups are neutral.

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