MCQ
Which were dominant during mesozoic era
- APisces
- ✓Ruling reptiles
- CBirds
- DRuling mammals
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$I$. Avoid sex with unknown
$II$. Avoid sex with multiple partner
$III$. Do protected sex
$IV$. Avoid sharing needle
$I$. Polymerase chain reaction
$II$. Recombinant $DNA$ technology
$III$. Enzyme linked immune-sorbant assay
Choose the correct option
