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Review Questions
Q: What is the principal evolutionary and geographic division among primates?
Q: In which of the two primate divisions do humans belong?
Q: Name two potential ways in which trichromatic color vision might confer an advantage over dichromatic color vision.
Q: Of the 364 amino acids in the M and L pigments, how many positions play an important role in distinguishing their absorbance spectra?
Q: What is X-chromosome inactivation?
Q: How was the M and L pigment gene locus control (LCR) region first identified?
Q: In a three-way forced choice test of color vision, how one can one be sure that the subject (either human or nonhuman) is not using differences in light intensity to discriminate between the reference lights and the test light? |
