MCQ
Complementary $DNA\ (cDNA)$ is complementary to
- A$mRNA$
- B$tRNA$
- C$rRNA$
- DNone of the above
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$R $ : It has enhanced nutritional content of vitamin $A.$
$I$. There are no favourable seasons in tropics
$II$. Less solar energy is available in tropics
$III$. Rate of extinction is low in tropics
$IV$. Resource availability is higher in tropics
Choose the correct option