Which colour can be seen in DNA bands after staining with ethidium bromide and exposing to UV light?
Answer & explanation
Correct answer: option 3
The separated DNA fragments can be
visualised only after staining the DNA
with a compound known as ethidium
bromide followed by exposure to UV
radiation. You can see bright
orange coloured bands of DNA in a
ethidium bromide stained gel
exposed to UV light .