The α-amino acids have a carboxyl group with a pK a...
The α-amino acids have a carboxyl group with a pK around __________ , and an amino group with a pK near __________ .
1.1, and 12.1
6.5, and 8.0
3.3, and 10.5
2.2, and 9.4
Correct answer is D
No explanation has been provided for this answer.
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