A DNA from a particular species contain 108 base pairs. What is the length of the DNA?
3.4×10−2cm
3.4 m
3.4 cm
3.4×10−2m
Each helix contain 10bp=34 A∘ Thus, distance between each bp = 3.4∘ Length of 108bp=3.4∘×108=3.4×10−10×108 m=3.4×10−2m