Topic: Human Digestive System Subtopic: Large Molecules
What is digestion?
Answer: Digestion is a process in which large indiffusible molecules are broken down into simple, smaller and diffusible molecules.
- Where does respiration take place?
- What happens in small intestine?
- Why we should not breathe through mouth?
- What are effects of Nicotine?
- What is an artery?
- What is tobacco smoking?