Biology, asked by theodoragradea4978, 1 year ago

In twin pregnancy when the time the ovum separated

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Answered by hearthacker1620
1

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Answered by varchasa31
0
A twin pregnancy occurs when one ovum splits before implanting or when separate eggs are each fertilised by a different sperm . In a pregnancy with twin or more ,the babies can be identical, all fraternal or a mixture of both.
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