MCQ
An antibiotic resistance gene in a vector usually helps in the selection of:
- ARecombinant cell.
- BTransformed cells.
- CCompetent cells.
- DNone of the above.
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$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater, besides getting stored in crop plants. Therefore, environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation, green manure, compost and biological pest Select the correct statement