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28 June, 06:51

A cell from a tissue culture has 38 chromosomes. After mitosis and cytokinesis, one daughter cell has 39 chromosomes and other has 37. What might have occurred to cause the abnormal chromosome numbers?

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  1. 28 June, 09:34
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    The spindle fibres of a chromosome failed to separate a chromosome to sister chromatids during anaphase of mitosis resulting in an additional sister chromatid being pulled into a Daughter cell, hence having 39 chromosomes; and the other Daughter cell having one less chromosome.
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Home » Biology » A cell from a tissue culture has 38 chromosomes. After mitosis and cytokinesis, one daughter cell has 39 chromosomes and other has 37. What might have occurred to cause the abnormal chromosome numbers?
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