In the context of recent advances in human reproductive technology, "Pronuclear Transfer" is used for

In the context of recent advances in human reproductive technology, "Pronuclear Transfer" is used for
  1. fertilization of egg in vitro by the donor sperm
  2. genetic modification of sperm producing cells
  3. development of stem cells into functional embryos
  4. prevention of mitochondrial diseases in offspring

Solution

Pronuclear transfer is a mitochondrial replacement technique. The mother's nuclear DNA is transferred into a donor egg with healthy mitochondria — used to prevent transmission of mitochondrial diseases (three-parent baby). Answer: (d).

Asked in: UPSC Prelims 2020

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