MCQ
: Choose incorrect sentence for $RNA$.
- A$RNA$ is useful for protein synthesis.
- B$t-RNA$ brings amino acids and reads the genetic code.
- ✓$RNA$ contains two polynucleotide chain.
- DDuring translation $r-RNA$ act as catalyst.
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Evolutionary biologists believe that the 'success' of mammals is largely due to their ability to maintain a constant body ...$D$... and thrive whether they live in Antarctica or in the Sahara desert
Choose the correct option for $A , B , C$ and $D$
$R$ : Epiphyllous roots help in vegetative reproduction.