Identical twins can result from ____

a. the fusion of two sets of identical gametes
b. a division of a zygote into two separate cells that develop into two separate embryos
c. the fusion of two paternal gametes with a single maternal gamete that then divides
d. a lack of chromosomal separation during meiosis resulting in gametes that are diploid
e. a mechanism that is not understood


ANSWER: b

Biology & Microbiology

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