Multiple choice

What happens in anaphase stage?

  1. Chromatids start moving towards the opposite poles.

  2. Chromatids start moving towards the equatorial line.

  3. Chromatids condense to form chromosomes.

  4. Crossing over takes place between the homologous chromosomes.
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A Correct answer
Explanation

In anaphase stage, chromatids start moving towards the opposite poles, while the chromosomes are drawn to each side of the cell. The non-kinetochore spindle fibres push against each other, in a ratcheting action, that stretches the cell into an oval. 

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