MCQ
Protected areas are example of
- ✓In-situ conservation
- BEx-situ conservation
- CCryopreservation
- DGreen Houses
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$i. r-RNA$ provides the template for synthesis of proteins.
$ii.$$ t-RNA$ brings amino acids and reads the genetic code.
$iii. $$RNA$ polymerase binds to promoter and initiates transcription.
$iv. $A segment of $DNA$ coding for polypeptide is called intron.
$I.$ A soil inhabiting plant bacterium, Agrobacteriumtumefaciens, a pathogen of several dicot plants is able to transfer a piece of $DNA$ known as $T-DNA$
$II.$ The T-DNA causes tumours
$III.$ Tumour formation induced by $Ti-$ plasmid
Which of the statements given above are correct?