11. Gel electrophoresis is used for
a) Construction of recombinant DNA by joining with cloning vectors
b) Isolation of DNA molecules
c) Cutting of DNA into fragments
d)Separation of DNA fragments according to their size
a) Construction of recombinant DNA by joining with cloning vectors
b) Isolation of DNA molecules
c) Cutting of DNA into fragments
d)Separation of DNA fragments according to their size