Why are the twins identical?

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โˆ™ 2011-08-22 23:23:55

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Twins are not necessarily identical. They can be fraternal as well. Identical twins result when one fertilized egg splits in two. Fraternal twins result from two fertilized eggs.

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โˆ™ 2011-08-22 23:23:55
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Q: Why are the twins identical?
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Are all twins identical?

No. Identical twins are identical. Fraternal twins are not.

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In identical twins, the DNA is identical, which is what makes them identical. In Fraternal twins it is not.

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