Twins who are created by the separation of the zygote following fertilization of a single egg by a single sperm are known as

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Twins created by the separation of the zygote following fertilization of a single egg by a single sperm are monozygotic, also known as identical twins. B is incorrect because dizygotic refers to twins that come from two separate eggs that were fertilized by two separate sperm, also known as fraternal twins. C is also incorrect because fraternal refers to the same thing as dizygotic twins. D is incorrect because mutants are not an accurate scientific classification for twins.

Twins Who Are Created by the Separation of the Zygote