Histidine Has PKa Values of 1

question 10

Multiple Choice

Histidine has pKa values of 1.8,6.0 (R-group) and 9.3.At pH 8.0,the net charge on histidine is

• A)positive.
• B)negative.
• C)neutral (uncharged).
• D)Insufficient information to tell.

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Definitions:

Self-Monitoring

The practice of observing and regulating one's own behavior in social situations based on the perceived expectation of others.

Cynical Performances

Actions characterized by disbelief in the sincerity or goodness of human motives and actions.

Romantic Relationships

Emotional and physical connections between individuals that often involve love, commitment, and intimacy.

Overjustification Effect

The tendency for salient rewards or threats to lead people to attribute the reason, or justification, for engaging in an activity to an external factor, which thereby undermines their intrinsic motivation for and enjoyment of the activity.