Figure 14-1 Refer to the Accompanying Figure. the Structure Labeled as 7

question 49

Multiple Choice

Figure 14-1

Refer to the accompanying figure. The structure labeled as 7 in the figure of the tryptophan operon is a(n) :

• A) active repressor protein
• B) inactive repressor protein
• C) active RNA polymerase
• D) inactive RNA polymerase
• E) ribosome

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Definitions:

Operant Conditioning

A method of learning that employs rewards and punishments for behavior, which was developed by B.F. Skinner to study behavior modification.

Biological Response

A physiological or biochemical reaction of an organism to a specific stimulus, including responses to environmental changes, stress, and diseases.

Functional Magnetic Resonance Imaging

A neuroimaging procedure that measures brain activity by detecting changes associated with blood flow.

Positron Emission Tomography

A functional imaging technique that uses radioactive substances to visualize and measure changes in metabolic processes, and in other physiological activities including blood flow, regional chemical composition, and absorption.