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

question 10

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) a cofactor necessary for enzyme activity.
• C) a competitive inhibitor of the enzyme.
• D) a coenzyme derived from a vitamin.
• E) an allosteric activator of the enzyme.

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Definitions:

Poverty

The state of having insufficient financial resources to meet basic living expenses like food, shelter, clothing, and healthcare.

Estate Systems

A socio-political system where society is divided into estates or classes, often hierarchically, each with distinct rights and duties.

Stratification

The division of society into hierarchical levels based on factors like wealth, power, and social status.

Culture Of Poverty

The argument that poverty is a way of life and, like other cultures, is passed on from generation to generation.