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03-03-2021
Chemistry

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What makes fraternal twins fraternal on a cellular level

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03-03-2021

Answer:

Fraternal or 'dizygotic' twins

Around two in three sets of twins are fraternal. Two separate eggs (ova) are fertilised by two separate sperm, resulting in fraternal or 'dizygotic' (two-cell) twins. These babies will be no more alike than siblings born at separate times.

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