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How Rare Are Non-identical Twins?

January 24, 2024 by Maria LaPaige

How Rare Are Non-identical Twins? These twins are no more genetically similar than siblings born years apart. The rates of non-identical twins differ between groups: it’s about eight in 1,000 in caucasian populations, 16 in 1,000 in African populations, and four in 1,000 in people of Asian decent. What is the rarest form of twins?

Do Twins Come From Mom Or Dad?

January 24, 2024 by Maria LaPaige

Do Twins Come From Mom Or Dad? Do twins come from Mom or Dad? The gene versions that increase the chance of hyperovulation can be passed down from parent to child. This is why fraternal twins run in families. However, only women ovulate. So, the mother’s genes control this and the fathers don’t. Is twins