LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

APPLIED BIOTECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which process separates DNA fragments by size?
A
DNA sequencing
B
gel electrophoresis
C
polymerase chain reaction
D
recombinant DNA technology
Explanation: 

Detailed explanation-1: -Agarose gel electrophoresis is the most effective way of separating DNA fragments of varying sizes ranging from 100 bp to 25 kb(1). Agarose is isolated from the seaweed genera Gelidium and Gracilaria, and consists of repeated agarobiose (L-and D-galactose) subunits(2).

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