Why DNA cannot pass through the cell membrane? Explain. How is a bacterial cell made "competent" to take up re…

Define the prosthetic group.</h2></div>

The basic procedure involved in the synthesis of recombinant DNA molecule is depicted below. The mistake in the procedur…

Short /Long answer type questions.<br> Explain the importance of (a) ori, (b) ampR and(c) rop in the E. coli vecto…

<span>"Molecular scissors" used in genetic engineering is</span><span><br> </span&g…

Reaction of 1989 was</h2></div>

What is main function of gel electrophoresis?</h2></div>

Continuous addition of sugar in 'fed batch' fermentation is done to_______.</h2></div>