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Not so identical: Genetic difference in twins can begin very early on in the embryo – Firstpost

When a mutation happens in the first few weeks of embryonic development, it would be expected to be widespread both in an individual’s cells and in those of their…

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Agence France-PresseJan 08, 2021 16:53:14 IST
Genetic differences between identical twins can begin very early in embryonic development, according to a study Thursday that researchers said has implications for how these siblings help scientists tease out the effects of nature versus nurture. Identical or monozygotic twins come from a single fertilised egg that splits in two. They are important research subjects because they are thought to have minimal genetic differences. This means that when physical…

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