Prophase is marked by the

Complete disintegration of nuclear envelope

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Initiation of condensation of chromosomal material

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Division of centromere

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Alignment of the chromosomes at equatorial plate

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Solution

The correct option is A Complete disintegration of nuclear envelope
Prophase is the first stage of cell division in both meiosis and mitosis
So, the correct answer is 'Complete disintegration of nuclear envelope'

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Similar questions

\begin{matrix} Column A & Column B (a) Prophase & (i) Chromosomes arranged on equatorial plate (b) Metaphase & (i i) Formation of nuclear membrane (c) Anaphase & (i i i) Condensation of chromosomes (d) Telophase & (i v) Spindle fibres pull chromatids \end{matrix}

2 n = 60

Identify the stage of Mitosis by inspecting the image and key changes listed.

Key changes:

* Chromosomes are doubled.

* Spindle fibres attach to the chromosomes.

* Chromosomes are arranged at equatorial plate.

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