Although the Hydroxyl Groups in Serine and Threonine Are Uncharged,they

question 99

Multiple Choice

Although the hydroxyl groups in serine and threonine are uncharged,they can react within active sites of some enzymes ________.

• A)precisely because they are uncharged
• B)because the hydroxyl group is polar
• C)because the hydroxyl group is small and fits into the site
• D)All of the above

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