Q. Manipulation of DNA in genetic engineering become easy due to invention of
A) Polymerase chain reaction
B) Dot blot
C) Enzyme linked immune sorbent assay
D) Eastern blotting
Explanation
Manipulation of DNA becomes easy due to invention of polymerase chain reaction developed by Karry Mullis. It generates microgram quantities of DNA copies of the desired DNA segment, present even as a single copy.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.