chromosome nondisjunction

Which Genetic Disorder Can Only Result From Nondisjunction?

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Which Genetic Disorder Can Only Result From Nondisjunction? In nondisjunction, gametes may contain extra or missing chromosomes, so the resulting zygote will not have the diploid number. Any deviation from the diploid number is called aneuploidy – the most well-known is Down’s syndrome. What genetic disorders result from nondisjunction? Nondisjunction causes errors in chromosome number,

Does Down Syndrome Happen Most Frequently As A Result Of Nondisjunction In Meiosis I Or II?

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Does Down Syndrome Happen Most Frequently As A Result Of Nondisjunction In Meiosis I Or II? Does Down Syndrome happen most frequently as a result of nondisjunction in meiosis I or II? Trisomy 21 or Down syndrome (DS) is one of the most common chromosomal abnormalities. The majority of full trisomy 21 is caused by