AIIMS 2019 Botany Assisted Reproductive Technologies MCQ Question
Assertion : IUT is the transfer of embryo with more than 8 blastomeres into the fallopian tubes.
Reason : This is a very popular method of forming embryos in vivo.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Correct Answer
Detailed Explanation
In the context of in vitro fertilization (IVF), ICSI (Intracytoplasmic Sperm Injection) is a technique where a single sperm is directly injected into an ovum, which is particularly useful in cases of male infertility or when sperm quality is compromised. This method allows for successful fertilization when traditional IVF may not be effective.
In contrast, ZIFT (Zygote Intrafallopian Transfer) involves transferring a zygote into the fallopian tube, while IUT (Intrauterine Transfer) refers to placing embryos with more than 8 blastomeres into the uterus. GIFT (Gamete Intrafallopian Transfer) involves placing both sperm and ova into the fallopian tube, allowing fertilization to occur naturally. Thus, while ZIFT and IUT focus on embryo transfer, ICSI specifically addresses fertilization at a cellular level.
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