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The failure o...

Question

The failure of chromosomes to separate during cell division is known as:

A

aneuploidy

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B

ploidy

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C

nondisjunction

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D

crossing over

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Solution

The correct option is C
nondisjunction

Sometimes either homologous chromosomes or sister chromatids fail to separate properly during meiosis. This is called nondisjunction, and it produces gametes with an abnormal number of chromosomes.

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Similar questions

Q. The failure of chromosomes to separate during cell division is known as .

Q. Assertion :Nondisjunction is the failure of paired chromosomes to segregate during the Anaphase of meiotic division of gametogenesis. Reason: Non-disjunction results in production of abnormal gametes.

Q. Assertion: Mitosis is known as equational division and meiosis is known as reduction division.
Reason: During meiosis, the non-sister chromatids of homologous chromosomes cross-over and exchange genetic information. This step does not occur during mitosis.

Q. Failure of segregation of chromatids during cell division results in the gain or loss of chromosomes, this is called as

Q. ................ is the failure of homologous chromosomes to separate during meiosis.

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