AGB-0052
QUESTION
Number of base pair units in a single turn of DNA is?
OPTIONS
(A) 4
(B) 6
(C) 8
(D) 10
ANSWER
(D) 10
EXPLANATION
B-form DNA has approximately 10 base-pair units per turn of the double helix. The other values are inconsistent with the standard helical repeat of B-DNA.
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