What were the two main discoveries that led to the birth of genetic engineering?</h2></div>

The enzyme which cleaves RNA is ___

PCR or polymerase chain reaction was discovered by<span><br> </span></h2></div>

Insect-resistant transgenic cotton has been produced by inserting a piece of DNA from?</h2></div>

Restriction endonuclease enzyme obtained from?</h2></div>

In genetic engineering, restriction enzymes are used for cutting<span><br> </span></h2></div&…

A desirable change in genotype of an organism is obtained by<br> </h2></div>

Which of the following has revolutionized the discipline of biotechnology ___________________.<span><br> &lt…