In the following list, pick the one that is NOT a source of genetic variability from meiosis and
fertilization.
a. recombination of homologous chromosomes
b. segregation of chromosomes
c. genes contained in the gametes that fuse to form a zygote
d. recombination between sister chromatids
e. physical arrangement of chromosomes along the metaphase plate in preparation for
anaphase
D
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