5. Method Of Demonstration Nucleic Acid

Question 1

How can DNA be identified? What colour does it get?

Answer 1

By using feulgen reaction. It produces red in DNA.

Question 2

What can we do to stain the whole nuclei? What part goes red and what part goes blue?

Answer 2

We can use H&E staining. It stains the nuclei blue and the cytoplasm becomes reddish and pinkish.