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Question

A change in ovum after penetration of sperm is

A
Formation of first polar body
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B
Second meiosis
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C
First meiosis
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D
Formation of pronuclei
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Solution

The correct option is C Second meiosis
Secondary oocytes are the immature ovum which is formed shortly after ovulation by meiosis I in oogenesis. secondary oocyte continues meiosis II after penetration of sperm.
So the correct option is 'Second meiosis.'

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