A) Leading strands of DNA only
B) Lagging strands of DNA only
C) Both leading and lagging strands of DNA
D) Complementary DNA
Correct Answer: B
Solution :
The strands of double helix run in opposite direction [one strand-leading \[(5'\to 3')\] and other one is lagging] lagging strand is synthesized in opposite direction \[(3'\to 5')\] and must be copied discontinuously resulting in okazaki fragments (discovered by Reiji okazaki in 1968)
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