Question
DNA and RNA
| DNA | RNA |
| (i) In DNA, the sugar present is deoxyribose. | (i) In RNA, the sugar present is ribose. |
| (ii) In DNA, the nitrogen bases are adenine, guanine, cytosine and thymine. | (ii) In RNA, the nitrogen base thymine is replaced by uracil. |
| (iii) DNA is double stranded. | (iii) RNA is single-stranded. |
| (iv) DNA carries hereditary information | (iv) RNA helps in protein synthesis. |
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