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 | We are identical twins! | |
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| We are identical twins! | |
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| We are fraternal twins, y'all! | |
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| We are fraternal twins, cheep! | |
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| Identical twins come from the same egg that split, while fraternal twins come from two separate eggs. | |
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| By studying twins them there scientists can observe how two people with the same genetic code differ from each other because of environment. | |
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