MCQ
During transcription, the $\text{DNA}$ site at which $\text{RNA}$ polymerase binds is called as:
- ✓Promoter
- BRegulator
- CReceptor
- DEnhancer
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$I.$ Population growth rate increases as the size of population approaches the carrying capacity
$II.$ All individual have same effect on population growth
$III.$ There are unlimited natural resources
$IV.$ As population increases the competition goes on increasing
Select the correct combination
$R$ - Cry proteins produced from Bacillusthuringiensis is toxic to larvae of Certain insects.
$I$. 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