Question

Give a short note on gel electrophoresis for 3 mark

Answer 1

The process by which DNA fragments gets separated are called Gel electrophoresis.Gel Electrophoresis is a process where an electric current is applied to DNA samples creating fragments that can be used for comparison between DNA samples.

1) DNA is extracted.

2) Isolation and amplification of DNA.

3) DNA added to the gel wells.

4) Electric current applied to the gel.

5) DNA bands are separated by size.

6) DNA bands are stained.