MCQ
Unfertilized egg of human contains or When released from ovary, human egg contains
- AOne $Y$ chromosome
- B$X$ and $Y$ chromosome
- C$XX$ chromosome
- ✓One $X$ chromosome
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$I$. There are many side effects of tubectomy and vasectomy
$II$. Purpose of tubectomy is to prevent egg formation
$III$. The most important component of the oral contraceptive pill is progesterone
$IV$. Contraceptive oral pills help in birth control by preventing ovulation
$I$. Ovulation do not occur during the lactational period
$II$. Chances of the failure of contraception are almost nil upto six months following parturition
$III$. Side effects are almost nil
$IV$. It is a natural method of contraception
$V$. It increases phagocytosis of sperms