The figure given below shows the conversions of a substrate into product by an enzyme. In which one of the four options (1-4), the components of the reaction labelled as A, B, C and D are identified correctly:
Options
| A | B | C | D | |
| 1. | Transition state |
Potential energy |
Activation energy without enzyme |
Activation energy with enzyme |
| 2. | Potential energy |
Transition state |
Activation energy with enzyme |
Activation energy without enzyme |
| 3. | Activation energy with enzyme |
Transition state |
Activation energy without enzyme |
Potential energy |
| 4. | Potential energy |
Transition state |
Activation energy without enzyme |
Activation energy with enzyme |