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Wewaii [24]
3 years ago
8

Under most biological conditions, however, histidine is considered to be a triprotic acid. This is due to the pKa of the _______

__ being ___________.A. nitrogen in the imidazole ring possessing a hydrogen but no charge; much lower than the pH values normally found in a cellB. nitrogen in the imidazole ring possessing a hydrogen but no charge; much higher than the pH values normally found in a cellC. carboxylic acid; much lower than the pH values normally found in a cellD. carboxylic acid; much higher than the pH values normally found in a cell
Biology
1 answer:
Arturiano [62]3 years ago
8 0

Answer:

Explanation:t

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