Q. Identify the incorrect statement about DNA.

 1484  221 CMC MedicalCMC Medical 2014 Report Error

Solution:

The correct statements are II. Z-DNA is a left-handed helix and has a zig-zag appearance. It contain 12 base pairs per turn of the helix. IV. In 1952, Hershey and Chase performed experiments with viruses to proof that DNA is the basic hereditary material.