Hamster A has a 24-hour endogenous circadian rhythm. Hamster A has its suprachiasmatic nucleus (SCN) removed and replaced with the SCN of Hamster B, which has an endogenous circadian rhythm of twenty hours. What is the resultant rhythm of Hamster A?
A. 20 hours
B. 22 hours
C. 24 hours
D. 26 hours
Answer: B
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