Chapter 7, Problem 2WIO

Summary Introduction

To explain:

Chargaff’s observation that a DNA molecule contains equal amount of A and T and Equal amount of G and C.

Introduction:

DNA is a double helical structure in which the two strands are complementary to each other. The one strands is $5^{\prime }\to 3^{\prime }$ while other is $3^{\prime }\to 5^{\prime }$. The nitrogenous bases are also complementary to each other. It also contains phosphate sugar backbone.