Question

Differentiate between the following:

IUI and ZIFT

Answer 1

Basis of Difference	IUI	ZIFT
Full form	Intrauterine insemination	Zygote intra-fallopian transfer
What is introduced or transferred	Semen from the husband or a donor	A zygote or early embryo formed by IVF
Where it is placed	Semen is introduced into the uterus (or vagina, as appropriate).	The zygote or early embryo is placed in a fallopian tube.
Where fertilisation occurs	Inside the female reproductive tract	Outside the body before transfer, as part of IVF
Main purpose	Helps sperm reach the female reproductive tract for natural fertilisation.	Places an early IVF embryo in the fallopian tube for further development.