A Series of Enzymes Catalyze the Reaction X → Y

question 23

Multiple Choice

A series of enzymes catalyze the reaction X → Y → Z → A. Product A binds to the enzyme that converts X to Y at a position remote from its active site. This binding decreases the activity of the enzyme.
-What is substance X?

• A) a coenzyme
• B) an allosteric inhibitor
• C) a substrate
• D) an intermediate
• E) the product

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Definitions:

Learned Behavior

Refers to behaviors acquired through experience or observation and not based on instinct or innate nature.

Behavioral Ecology

The scientific study of behavior in natural environments from the evolutionary perspective.

Ethology

The study of animal behavior under natural conditions from the point of view of adaptation.

Imprinting

A form of learning which occurs at a specific life stage and involves recognizing and following the characteristics of another individual, often the parent.