A bacterium modifies its DNA by adding methyl groups to the DNA, It does so to

Acidic group in DNA

DNA does not occur in

DNA does not occur in

DNA does not occur in

DNA does not occur in

In the year 1963, the two enzymes responsible for restricting the growth of bacteriophage in E.coli were isolated. One of these added methyl groups to host DNA, while the other cut DNA. The latter was called

In the year 1963, the two enzymes responsible for restricting the growth of bacteriophage in E. coli were isolated. One of these added methyl groups to DNA, while the other cut DNA. The latter was called