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Which of the events listed below is not observed during mitosis? - Biology

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Question

Which of the events listed below is not observed during mitosis?

Options

  • Chromatin condensation

  • Movement of centrioles to opposite poles

  • Appearance of chromosomes with two chromatids joined together at the centromere.

  • Crossing over

MCQ

Solution

Crossing over

Explanation:

Crossing over takes place only during prophase I of meiosis. It is the exchange of genetic material between homologous chromosomes that results in the mixing of parental characteristics. It occurs during meiosis.

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Chapter 10: Cell Cycle and Cell Division - Exercises [Page 50]

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NCERT Exemplar Biology [English] Class 11
Chapter 10 Cell Cycle and Cell Division
Exercises | Q 8. | Page 50
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