Hamster A has a 24-hour rhythm. Hamster A has its SCN removed and replaced with the SCN of Hamster B, which has an endogenous rhythm of 20 hours. What is the resultant rhythm of Hamster A?
a. 20 hours
b. 22 hours
c. 24 hours
d. 26 hours
e. 27 hours
Answer: a. 20 hours
Psychology
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