Hello !
All the A-DNA , B-DNA & C-DNA are right handed with respect to their helix turn , only Z-DNA is left handed.
Hence , the answer is option B.
Hope it helps !
Question : Directions: Select the option that represents the letters that will complete the letter series when placed from left to right in the following blanks. Q W _ R T Q _ F R _ Q W _ _ T _ _ H R T
Question : Directions: Select the option that represents the letters that will complete the letter series when sequentially placed from left to right in the blanks below. C _ _ D _ C _ W _ J C I _ D J C _ W D _
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