Molecular Basis of Inheritance Question 22
22. The two polynucleotide chains in DNA are
(a) discontinuous
(b) antiparallel
(c) semi-conservative
(d) parallel.
Show Answer
Answer : b
Hints & Solution
(b) The two chains are antiparallel, one aligned in $5^{\prime} \to 3^{\prime}$ direction the other in $3^{\prime} \to$ 5 ’ direction.