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The list of differences between DNA and RNA are tabulated in the table given below:

Character

DNA

RNA

1. Pentose Sugar

Deoxyribose

Ribose

2. Pyrimidine base

Thymine

Uracil

3. Nature

Double stranded, helical

Single stranded in some viruses

Single stranded, straight, folded or twisted

4. Location

Nucleus

Nucleus and cytoplasm

5. Purine: Pyrimidine ratio

Always 1:1

Not necessarily 1:1

6. Length

It consists of large number of nucleotides, upto 4.3 million

It consists of fewer nucleotides, upto 12,000

7. Replication

Can replicate

Cannot replicate

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