Choose the correct statement regarding GIFT to overcome infertility.
- Ova collected from a female donor are transferred to the uterus of an infertile female.
- Early embryos with up to 8 blastomeres are transferred into the fallopian tube of an infertile female.
- Early embryos with up to 8 blastomeres are transferred to the uterus of an infertile female.
- It is the transfer of an ovum collected from a donor into the fallopian tube of another female who cannot produce ovum but can provide suitable environment for fertilization and development.
Answer
(4) It is the transfer of an ovum collected from a donor into the fallopian tube of another female who cannot produce ovum but can provide suitable environment for fertilization and development.
Solution
As per NCERT, GIFT (gamete intra fallopian transfer) is the transfer of an ovum collected from a donor into the fallopian tube of another female who cannot produce ova but can provide a suitable environment for fertilisation and further development.
Embryos with up to 8 blastomeres transferred into the fallopian tube ⇒ ZIFT
Embryos with more than 8 blastomeres transferred into the uterus ⇒ IUT
Answer: (4)