| List-I | List-II |
| A. Metacentric chromosome | I. Chromosome has a terminal centromere |
| B. Sub-metacentric chromosome | II. Middle centromere forming two equal arms of chromosome |
| C. Acrocentric chromosome | III. Centromere is slightly away from the middle of chromosome resulting into two unequal arms |
| D. Telocentric chromosome | IV. Centromere is situated close to its end forming one extremely short and one very long arm |
| List - I Type of Inheritance | List – II Example | ||
| A. | Incomplete dominance | i. | Blood groups in human |
| B. | Co-dominance | ii. | Flower colour in Antirrhinum |
| C. | Pleiotropy | iii. | Skin colour in human |
| D. | Polygenic inheritance | iv. | Phenylketonuria |
| List-I | List-II |
| A. Histones | III. Positively charged basic proteins |
| B. Nucleosome | IV. DNA wrapped around histone octamer |
| C. Euchromatin | I. Loosely packed chromatin |
| D. Heterochromatin | II. Densely packed Chromatin |