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Posts: 148
A week ago
explain how non identical twins are formed?
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wrote...
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A week ago
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when two eggs are released by the ovaries at the same time and fertillised by two sperm. they implant into the uterus seperately. seperate placentas and amnitoic sacs
could have different genes, boy/girl, they look different.
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wrote...
A week ago
thanks
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