Topic: Human Digestive System Subtopic: Introduction
What are fats and functions?
Answer: Fats are stored as layers of insulation under the skin. fats produce twice as much energy as carbohydrates. About quarter of our energy we use each day comes from fats.
- Where does bacteria in faeces come from?
- In large trees how gases are exchanged?
- What is job of phloem?
- Where are dead red blood cells broken?
- How is heart transplant done?
- What is mechanical process in digestion?