Zinc, an Essential Trace Element for Most Organisms, Is Present

question 58

Multiple Choice

Zinc, an essential trace element for most organisms, is present in the active site of the enzyme carboxypeptidase. The zinc most likely functions as ________.

• A) a noncompetitive inhibitor of the enzyme
• B) an allosteric activator of the enzyme
• C) a cofactor necessary for enzyme activity
• D) a coenzyme derived from a vitamin

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Definitions:

Factor A Levels

Factor A Levels refer to the different categories or values that an experimental factor, known as Factor A, can assume in an experiment.

Significance Level

A threshold in hypothesis testing that defines the probability of rejecting a true null hypothesis, commonly denoted by alpha (α).

Test Statistic

A numerical value calculated from a sample used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Normal Distribution

A probability distribution characterized by its symmetry surrounding the mean, demonstrating that data points close to the mean occur more frequently than those at a greater distance.