MCQ
Expressed Sequence Tags (ESTs) refers to
- ACertain important expressed genes.
- ✓All genes that are expressed as $RNA$.
- CAll genes that are expressed as proteins.
- DAll genes whether expressed or unexpressed.
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$I.$ In microinjection method foreign $DNA$ is directly injected into the nucleus of animal cell or plant cell by using micro needles or micro pipettes
$II.$ Microinjection method is used in oocytes, eggs and embryo
$III.$ Electroporation is the formation of temporary pores in the plasma membrane of host cell by using lysozyme or calcium chloride
$IV.$ In chemical mediated gene transfer method certain chemicals such as $\mathrm{CO}_{2}$ help foreign $DNA$ to enter the host cell
Which of the statements given above are correct?