Multiple choice

What is somatic cell nuclear transfer?

  1. transfer of a somatic cell from child to mother

  2. cloning using differentiated adolescent cells

  3. cloaning using differentiated adult cells

  4. transfer of a somatic cell from a mother to child
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C Correct answer
Explanation

Somatic cell nuclear transfer (SCNT) is a cloning technique that uses the nucleus from a differentiated adult somatic cell. The nucleus is transferred into an enucleated egg cell to create an embryo genetically identical to the adult cell donor. This is how Dolly the sheep was cloned.

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