The products of restriction digestion can be visualized by gel electrophoresis, which separates fragments based on their size.

That statement is true

It's commonly used in DNA fragmentation

It is used to ensure that all DNA fragments that have particular sequence have the same size in order for the procedure to succeed

There are a couple of answers.you could have an infection, a sti, std, or other problematic health issues.i would recommend going to the doctors, if not, take a shower and wash down there, then wait a couple of days, and if it’s still there, then is when you should go to the nearest or trusted gynecologist of your choice.

That’s what i was going to say.