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11/10/2021 9:06 pm
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Cri-du-chat syndrome in humans is caused by the
(1) trisomy of 21st chromosome
(2) loss of half of the short arm of chromosome 5
(3) fertilization of an XX egg by a normal Y-bearing sperm
(4) loss of half of the long arm of chromosome 5
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11/10/2021 9:07 pm
Correct answer: (2) loss of half of the short arm of chromosome 5