MCQ
$DNA$ replicates semiconservatively, It was experimentally performed by.
- AErwin chargaff
- BWatson and crick
- ✓Meselson and frankin
- DHershey - chase
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$I$. The recombinant $DNA$ technology is used for production of therapeutic drugs which are safe and effective
$II$. It avoid unwanted immunological responses, commonly observed with similar products isolated from non-human sources
$III$. About thirty recombinant therapeutics have been approved for human use in the world including India
Which of the statements given above are correct?
$R$ : These short extensions can form phosphodiester bonds with their complementary counterparts.