Question

mention the ratio of purine and pyrimidine in Dna.

Answer 1

Hey there !

Chargaff's rules state that DNA from any cell of all organisms should have a 1:1 ratio of pyrimidine and purine bases and, more specifically, that the amount of guanine is equal to cytosine and the amount of adenine is equal to thymine .

Hope it helps you !

Answer 2

1:1
I hope this may help you....