↪In human DNA, for example, the four bases are present in these percentages: A=29.3% and C=20.0%; G=20.7% and T=28.4%. This strongly hinted towards the base pair makeup of the DNA.Chargaff is credited with disproving the Levene's widely accepted hypothesis that four bases in a dna are joined to each other.
<u>☆</u><u>.</u><u>.</u><u>.</u><u>hope this </u><u>helps</u><u>.</u><u>.</u><u>.</u><u>☆</u>