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

1.Watson and Crick2.Meselson and Stahl
3.Hershey and Chase4.Beadle and Tatum

Subtopic:  DNA vs RNA as Genetic Material |
 62%
From NCERT
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The genetic material for the first life on the earth was probably:

1.ds DNA2.ss DNA
3.Protein4.RNA

Subtopic:  DNA vs RNA as Genetic Material |
 89%
From NCERT
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