MCQ
Biolistic gun is suitable for:
- ✓Transformation of plant cells
- BDisarming pathogen vectors
- C$\text{DNA}$ finger printing
- DConstructing recombinant $\text{DNA}$
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Reason : $DNA$ binds around histone proteins that form a pool and the entire structure is called a nucleosome.
$I$. It is a transgenic variety of rice
$II$. It contains a goods quality of $\beta$-carotene (provitamin-A)
$III$. $\beta$-carotene is a principal source of vitamin- $A$
$IV$. The grains of the rice are yellow in colour due to $\beta$-carotene. The rice is commonly called golden rice
Which of the statements given above are correct?