B-DNA which is right -handed double helix contains ______ base pairs per turn of the helix and each tum is _____ long .

In a DNA double helix :

DNA length per turn of helix is :

DNA in eukaryotes is a double helix and:

Sketch a double helix of DNA.

(a) Which of the following forms of DNA are right-handed double helices ? B-DNA, Z-DNA, D-DNA. (b) How many base pairs per turn of the helix are these in the following forms of DNA ? A-DNA, C-DNA and Z-DNA. ( c) What is satellite DNA ?

DNA is double helix and :

In the double helix structure of DNA, the base pairs are