Q.
Study the given figure carefully and select the correct statements regarding this.
I. It represents typical agarose gel electrophoresis showing differential migration of DNA fragments.
II. Lane $1$ contains undigested DNA fragments.
III. Lanes $2$ to $4$ contain digested DNA fragment.
IV. Smallest DNA bands are present at $A$ position and largest DNA bands are present at $B$ position.
Biotechnology : Principles and Processes
Solution: