| List I (Genetic Disorders) | List II (Genetic Alteration) | ||
| A | Down syndrome | I | Gain of X-chromosome |
| B | Klinefelter's syndrome | II | Loss of X-chromosome |
| C | Turner's syndrome | III | Trisomy of chromosome 21 |
| D | Cri du chat syndrome | IV | Deletion of small terminal portion of chromosome 5 |
Choose the correct answer from the options given below:
| List-1 (Antibiotic) | List-II (Mode of action) | ||
| A | Tetracycline | I | Prevents initiation of amino- acyl tRNA binding |
| B | Fusidic acid | II | Prevents ternany complex binding to ribosome |
| C | Macrolides | III | Prevents exit of polypeptide from ribosome |
| D | Kasugamycin | IV | Prevents EF-G dissociation |
Choose the correct answer from the options given below