When the Thymine Analog, 5-Bromouracil, Incorporates into DNA Normally Occupied

question 19

Multiple Choice

When the thymine analog, 5-bromouracil, incorporates into DNA normally occupied by thymine, what type of mutation can occur?

• A) T-A to A-T, only.
• B) T-A to C-G, only.
• C) C-G to T-A, only.
• D) both b and c are correct.
• E) a, b, and c are correct.

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Definitions:

Addictive Disorders

A range of psychological conditions characterized by a compulsive engagement in rewarding stimuli despite adverse consequences.

Medulla

An area of the brainstem that controls vital autonomic functions such as heart rate, breathing, and blood pressure.

Thalamus

A vital brain structure acting as a relay station, channeling sensory and motor signals to and from the cerebral cortex.

Limbic System

A complex system of nerves and networks in the brain, involved with instinct and mood. It controls basic emotions and drives.