A) Fertilisation inside female genital tract and growth in test-tube:
B) Fertilisation outside and gestation inside womb of mother
C) Premature born baby reared in incubator
D) Both fertilisation and development outside the female genital tract
Correct Answer: B
Solution :
The test-tube baby is a baby produced by fertilisation in a culture dish in vitro and gestation inside uterus of mother. It involves In Vitro Fertilisation (IVF), followed by Embryo Transfer (ET). Embryo upto 8 blastomeres is transferred into the fallopian tube ZIFT (Zygote Intra Fallopian Transfer). Embryo with more than 8 blastomeres is transferred into uterus IUT (Intra Uterine Transfer).
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