Why Do Some Enzymes Need a Cofactor in Order to Function

question 177

Multiple Choice

Why do some enzymes need a cofactor in order to function?

• A) The presence of a cofactor increases the activation energy of some enzymes.
• B) The presence of a cofactor allows some enzymes to bind to their substrates.
• C) The presence of a cofactor facilitates the conversion of products into reactants.
• D) The presence of a cofactor reduces the activation energy of some enzymes.
• E) The presence of a cofactor allows some enzymes to enlarge their active sites.

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Definitions:

Quantity Theory

A theory in economics that asserts the general price level of goods and services is directly proportional to the amount of money in circulation.

Equation of Exchange

An economic formula representing the relationship between money supply, velocity of money, price level, and an economy's output of goods and services.

Economic Problems

Issues arising from the allocation of scarce resources among competing uses, leading to questions of what, how, and for whom to produce.

Velocity of Money

The rate at which money circulates or turns over in an economy in a given period of time, used as an indicator of economic activity.