Match List-I with List-II and select the correct answer using the codes given below the lists:
| List-I | List-II | ||
|---|---|---|---|
| A. | Theory of mutation | 1. | Beadle and Tatum |
| B. | Theory of evolution | 2. | Jacob and Monad |
| C. | One gene one enzyme hypothesis | 3. | Darwin |
| D. | Operon concept | 4. | de Vries |
Codes:
ABCD