Color blindness runs in Shari's family. She just found out that she is pregnant with a boy. Shari is concerned that her baby may be color-blind because color blindness is more likely to occur in __________.

A. females because they have two X chromosomes
B. females because the effects of any genetic disorder are stronger for them
C. males because the Y chromosome does not have a corresponding allele to counteract the color-blindness allele on the X chromosome
D. males because the effects of any genetic disorder are stronger for them


Answer: C

Psychology

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