MCQ
The reason of couple sterility may be:
- APhysical
- BInnate
- CDisease
- ✓All of these
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Reason : Cancer is caused by damage to genes regulating the cell division cycle.
$A.$ Maternal mortality rate $(MMR)$ $B.$ Infant mortality rate $(IMR)$
$C.$ Number of people in reproducible age $D.$ Death rate