Which of the following occur during prophase?

Irregularly scattered positions

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A single centromere each

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Two chromatids each

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All of these

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Solution

The correct option is B
A single centromere each

Karyokinesis has 4 stages: Prophase, metaphase, anaphase and telophase. Prophase is the first stage of mitosis, during which the nuclear membrane disappears and the chromatin reticulum condense to form chromosomes.

Suggest Corrections

	Anaphase	Prophase
$(1)$	Centromere divide	Nucleus and nuclear membrane reappear
$(2)$	Bouquet stage present	Synapsis present
$(3)$	Each chromosome with single chromatid	Each chromosome with two chromatids
$(4)$	Chromosomes moving towards the opposite poles	Chromosomes moved to spindle equator