More advancement in genetic engineering is due to</h2></div>

DNA is _____ charged.

DNA probe is used for</h2></div>

When the number of genes increases in response to some signal the effect is called as</h2></div>

Which plasmid of Agrobacterium tumifaciens leads to tumor formation in dicots?

A gene whose expression helps to identify transformed cell is known as</h2></div>

Which divalent cations are usually used to make competent cells?

Internal phosphodiester bond in a nucleic acid molecule is hydrolysed by _______________.</h2></div>