What is difference between Ingestion and Digestion?
Ingestion:
Digestion:
Ingestion | Digestion |
Taking food through the mouth into the body is called ingestion. | Breaking up complex molecules of food into simple and small molecules is called digestion. |
This is a physical process | It involves many chemical reactions. |
Enzymes are not required | Enzymes are required |
The process takes a few minutes to complete. | Digestion takes 4-5 hours to complete. |