Q. Assisted reproductive technology, IVF involves transfer of :
(a) Ovum into fallopian tube
(b) Zygote into the fallopian tube
(c) Zygote into uterus
(d) Embryo with 16 blastomeres into the fallopian tube
Solution :
Correct option : B In vitro fertilization is a method in which fertilization of male gamete (spermatozoon) and female gamete (ovum) outside the body in almost similar conditions as that in the body followed by zygote or embryo transfer(ET). The zygote or early embryo(upto 8 blastomeres stage) then transferred to fallopian tube called zygote intra fallopian transfer or ZIFT. So, the correct answer is ‘Zygote into fallopian tube’.