Specific Activity of an Enzyme Refers to

question 52

Multiple Choice

Specific activity of an enzyme refers to

• A) the ratio of units of enzyme activity (initial rate in the presence of excess substrate) to the weight of protein in a given preparation.
• B) the catalytic activity of an enzyme under Vmax conditions.
• C) the amount of enzyme transforming 1 mole of substrate per second under standard conditions.
• D) the ratio of the activity of an enzyme in an unknown sample to that of a standard or known sample under identical conditions.
• E) the activity of an enzyme under specific conditions of first-order kinetics.

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Definitions:

Extraordinarily Large

A term used to describe a magnitude or amount that significantly exceeds what is common or expected.

Crop

A plant or plant product that is grown and harvested extensively for profit or subsistence.

Cross Elasticity

A measure of how the quantity demanded of one good responds to a price change of another good.

Complementary Goods

Products and services that are used together. When the price of one falls, the demand for the other increases (and conversely).