AIIMS Zoology Reproductive Health Class 12 Questions

In IVF method, popularly known as test tube baby programme, ova from the wife/donor (female) and sperms from the husband/donor (male) are collected and introduced to form zygote under simulated conditions in the laboratory. The zygote or early embryos (with upto 8 blastomeres) could be transferred into the fallopian tube (ZIFT) and embryos with more than 8 blastomeres into the uterus (IUT). This is in vitro fertilization (IVF⁻fertilisation outside the body in the almost similar condition as that in the body) followed by embryo transfer (ET).

Assertion : Now-a-days amniocentesis is banned. Reason : Amniocentesis gives the information of any abnormality in the foetus and many other complications regarding pregnancy can be detected.

Which of the following is correct regarding HIV, hepatitis B, gonorrhoea, trichomoniasis?

Contraceptive oral pills help in birth control by

Amniocentesis is