Question

The amino acids are combinations of


ketones and alcohol
organic acid and amines
organic acid and esters
esters and aldehydes

Answer 1

Answer:  The correct answer is:  [B]:

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                         " organic acid and amines " .

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Note:  Choice B:  "organic acid and amines" ;

            is the only answer choice that contains "amines" (hint: amino acid / amine) ;  which are "proteins" .

           As such;  Choice "B" is the only  correct answer choice.

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Hope this helps!

    Best wishes to you!

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Answer 2

Answer: option B

Explanation:

Amino acids have both COOH and NH2 groups.

Example, Glycine -NH2CH2COOH

Hence amino acids are the combination of organic acids and amine.

Amino acids are building blocks of proteins.