Question -Semi-discontinuous mode of DNA replication was discovered by
Options:
A .  Meselson and Stahl
B .  Watson and Crick
C .  Hershey and Chase
D .  Okazaki and Okazaki
Answer: Option D : D DNA replication is ‘semi-discontinuous’ because one of the strands is synthesised continuously, while the other strand, discontinuously by the formation of Okazaki fragments. This was discovered in the year 1968 by a Japanese scientist couple - Reiji Okazaki and his wife Tsuneko Okazaki. The term‘Okazaki fragments’ has been givenafter them.
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