Answer:
Digestion
Step-by-step explanation:
The diagram is attached below
The diagram represents a complex sugar that is linked to an enzyme. With the addition of water, this complex sugar is broken down into two simple sugars.
This process is called digestion, which is the breakdown of large insoluble molecules into small molecules that the body can use for energy. The catalyst in this picture speeds up or facilitates the reaction. It could be an enzyme such as amylase.