In the Lock-And-Key Model of Enzyme Action,the Enzyme Active Site

question 47

Multiple Choice

In the lock-and-key model of enzyme action,the enzyme active site is thought of as ________.

• A)a rigid,nonflexible shape that fits the substrate exactly
• B)an area of the enzyme that can adjust to fit the substrate shape
• C)a key-like shape that fits into a pocket of the substrate surface
• D)a hydrophilic area on the enzyme surface
• E)a lock that bars a noncompetitive inhibitor from reacting

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Definitions:

Intelligence Quotient

A measure of a person's intellectual abilities in relation to their age group, typically assessed by standardized tests.

Davis-Moore Thesis

A sociological proposition that argues for the functional necessity of social stratification and inequality for the optimal performance of a society.

Social Inequality

The presence of unequal opportunities and rewards for different social positions or statuses within a group or society.

Functional

Working or operating in a way that fulfills the purpose or task for which something was designed.