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Development of Female Gametophyte

The haploid c...

Question

The haploid cell which divides by mitosis to form embryosac is

A

Megaspore mother cell

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B

Microspore mother cell

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C

Functional megaspore

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D

Non-functional megaspore

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Solution

The correct option is C Functional megaspore
Meiotic division forms 4 haploid megaspores. Only one megaspore divides mitotically to form embryo sac and other three disappear or disintegrates.

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Q. Assertion : The megaspore mother cell divides mitotically to produce four spores.
Reason : Megaspore mother cells are diploid and megaspore is haploid.

Q. The megaspore mother cell and the microspore mother cell

Q. Assertion :The megaspore mother cell divided by meiotic to produce four spores. Reason: Megaspore mother cell (MMC) produces haploid spores as it undergoes reductional division.

Q. Assertion :Megaspore mother cell undergoes meiosis to produce four megaspores. Reason: Megaspore mother cells and megaspores both are haploid.

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