Match List - I with List - II. 
Choose the correct answer from the options given below :
| List-I | List-II | |
|---|---|---|
| (A) | Semiconservative replication of DNA | (II) Meselson and Stahl |
| (B) | Double helical structure of DNA | (IV) Watson, Crick and Wilkins |
| (C) | Adenosine Mono Phosphate | (I) Embden |
| (D) | Synthesis of Alanine tRNA | (III) H. Khorana |