Question

In which of the following techniques a haploid cell is transferred into the fallopian tube?

• A. ZIFT
• B. IUI
• C. GIFT
• D. IUT

Answer 1

The correct option is C

GIFT

The correct option is option C.

Explanation of the correct option:

1. GIFT stands for gamete intrafallopian transfer.
2. In this technique washed sperms and two retrieved ova(haploid cells) are transferred into the fallopian tube with the help of a laparoscope.
3. Fertilization occurs in the fallopian tube in GIFT.
4. This procedure is used when the husband's sperm count is very low.

Explanation of the incorrect options:

Option A:

1. ZIFT stands for zygote intrafallopian transfer.
2. In ZIFT zygote or embryo is transferred to the 8-blastomere stage in the fallopian tube.
   

Option B:

1. IUI stands for intra-uterine insemination.
2. It is a technique for treating infertility.
3. In this technique, washed sperms are concentrated and placed directly in the uterus when the ovary releases its eggs.

Option D:

1. IUT stands for intrauterine transfer.
2. In IUT embryo is transferred to the uterus in the 32 blastomere stage.

Final answer: In IUT a haploid cell is transferred into the fallopian tube.