If a restriction enzyme has a cleavage site consisting of six nucleotide pairs, what is the average distance in nucleotides between cleavage sites in a random sequence of double-stranded DNA?
A)16
B)64
C)256
D)4096

Question

Quizplus · Accepted Answer

A restriction enzyme with a six-nucleotide recognition site will, on average, cut once every 4^6 (4096) base pairs in a random sequence of DNA, as there are four possible nucleotides (A, T, C, G) at each position.

If a Restriction Enzyme Has a Cleavage Site Consisting of Six