Topic: Human Digestive System Subtopic: Large Molecules
Why large molecules cannot absorb into blood?
Answer: The molecules we eat are large, thus it is impossible for them to get diffused into the blood stream without any process of digestion or break down.
Learn also:
- What happens if excess lactic acid is produced?
- What is affect of light on rate of transpiration?
- What could be an example of diffusion?
- Which enzyme acts on food in stomach?
- What is osmosis?
- What is job of plasma?