Q. Which of the following pairs is not correctly matched ? (Solved)
1. Recombinant DNA - DNA forming by union of segments of DNA from diffrent Sources
2. Purines - Nitrogenous bases Cytosine , thymine and Uracil
3. ATP - The principal energy carrying compound inthe cell
4. r-RNA - RNA molecules found in ribosomes
- b. Purines - Nitrogenous bases Cytosine , thymine and Uracil