Question

The enzyme action model represented in the following diagram is ______________

• A. Fluid Mosaic Model
• B. Induced fit model
• C. Reflective index model
• D. Lock and Key Model

Answer 1

Answer:

D. Lock and Key Model

This model in the diagram shows how a lock fits in its own key, in a similar way enzyme fits into its substrate. Enzyme-substrate complex is formed and it makes changes in the substrate allowing to form products and releasing the products. It was proposed by Emil Fischer in 1898.