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DNA is structurally and chemically more stable than RNA because of the following except:

1.	It has thymine instead of uracil
2.	2’ –OH is absent in DNA
3.	It replicates itself based on complementary base pairing
4.	It does not have any catalytic role

Subtopic: DNA vs RNA as Genetic Material |

54%

Level 3: 35%-60%

Hints

Who proposed a semi-conservative mode of replication for DNA?

1.	Watson and Crick	2.	Meselson and Stahl
3.	Hershey and Chase	4.	Beadle and Tatum

Subtopic: DNA vs RNA as Genetic Material |

62%

Level 2: 60%+

Hints

The genetic material for the first life on the earth was probably:

1.	ds DNA	2.	ss DNA
3.	Protein	4.	RNA

Subtopic: DNA vs RNA as Genetic Material |

90%

Level 1: 80%+

Hints