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Amino acids usually exist in the form of...

Amino acids usually exist in the form of Zwitter ions. This mean that they consist of

A

no acidic or basic group

B

basic group -`NH_3^(+)` and acidic group -`CO_2 `

C

basic group -`CO_2` and acidic group -`NH_3^(+)`

D

basic group -`COO^(-)`and acidic group -`NH_3^(+)`

Text Solution

Verified by Experts

The correct Answer is:
D
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