A genetic mutation of the hypocretin gene in mice results in
A) intrusion of slow-wave sleep during the awake period.
B) symptoms of narcolepsy.
C) undereating and weight loss.
D) prolonged sleeping.
E) overeating.

Question

Quizplus · Accepted Answer

A genetic mutation of the hypocretin gene in mice results in symptoms of narcolepsy, which is a sleep disorder characterized by excessive daytime sleepiness and sudden attacks of sleep. This suggests that the hypocretin gene is important for regulating sleep-wake cycles.

A Genetic Mutation of the Hypocretin Gene in Mice Results