Identical twins are produced from the same sperm and egg
January 12th, 2018
Identical twins are produced from the same sperm and egg (which splits after thefirst mitotic division), whereas fraternal twins are produced from separate sperm andseparate egg cells. If two parents with brown eyes (a dominant trait) produce one twinboy with blue eyes, what are the following probabilities?A. If the other twin is identical, he will have blue eyes.B. If the other twin is fraternal, he or she will have blue eyes.C. If the other twin is fraternal, he or she will transmit the blue eyeallele to his or her offspring.D. The parents are both heterozygotes