NEET 2014 Biology question

Assisted reproductive technology, IVF involves transfer of

(1)Ovum into the fallopian tube
(2)Zygote into the fallopian tubeCorrect
(3)Zygote into the uterus
(4)Embryo with 16 blastomeres into the fallopian tube

Answer: (2)

Solution

In IVF (in vitro fertilisation followed by embryo transfer) ova and sperm are fused in the laboratory; the zygote or early embryos (up to 8 blastomeres) are transferred into the fallopian tube (ZIFT), whereas embryos with more than 8 blastomeres are transferred into the uterus (IUT). Hence (2) is correct: the

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Question ID VK-091638