Postmortem studies of brains of gay and heterosexual men and women have shown differences in the size of:
A. the suprachiasmatic nucleus (SCN).
B. the corpus callosum.
C. the cerebral cortex.
D. the occipital lobe.
Answer: A
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A person's circadian activity cycle would most likely drift out of phase with the activity of other people if the person ____
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