The Living World 8th Edition by George Johnson

تمرين 5

Which of the following does not contribute to genetic diversity?
A) independent assortment
B) recombination
C) metaphase of meiosis II
D) metaphase of meiosis I
Compare independent assortment and crossing over. Which process has the greatest influence on genetic diversity?
Human beings have 23 pairs of chromosomes-22 pairs that play no role in sex determination and an XX (female) or XY (male) pair. Ignoring the effects of crossingover, what proportion of your eggs or sperm contain all of the chromosomes you received from your mother?