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DNA as the Genetic Material

DNA as the Genetic Material

7. DNA and Chromosome Structure / DNA as the Genetic Material / Problem 5

Which of the following features of the Watson-Crick model for DNA is incorrect?

ANSWERS OPTIONS

A

Two long polynucleotide chains are coiled around a central axis.

B

The two chains are antiparallel.

C

The nitrogenous bases of opposite chains are paired as the result of the formation of covalent bonds.

D

In DNA, A always pairs with T and G always pairs with C.

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