MCQ
In eukaryotes, $\text{mRNA}$ is synthesized with the aid of:
- A$\text{RNA}$ polymerase $\text{III}.$
- ✓$\text{RNA}$ polymerase $\text{II}.$
- C$\text{RNA}$ polymerase $\text{I}.$
- DReverse transcriptase.
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$II.$ The cell is treated with specific concentration of a divalent cation such as $... B...$ to increase pore size in cell wall
$III. $In $...C...$ method recombinant $DNA$ is directly injected into the nucleus of an animal cell
The most appropriate option regarding $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ is