UPSC Prelims GS - 2020

Question 17
DIFFICULTCorrect: +2Incorrect: -2

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

    a
    fertilization of egg in vitro by the donor sperm
    b
    genetic modification of sperm producing cells
    c
    development of stem cells into functional embryos
    d
    prevention of mitochondrial diseases in offspring