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Which of the following statements about ...

Which of the following statements about `alpha`-amino acids are true ?

A

In `alpha` -amino acids , the acidic group is `-overset(+)NH_(3)` while the basic group is `-COO^(-)`

B

All the `alpha`-amino acids which constitute proteins have D-configuration

C

The isoelectric point of glycine is 6.1

D

Valine is an essential amino acid

Text Solution

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The correct Answer is:
A,C,D
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