Topic: Plant Transport Subtopic: Mineral salts enter the roots
What are enzymes?
Answer: Enzymes are biological catalysts which means that enzymes speed up the chemical reaction. They are made up of a special type of protein. Enezymes lower the rate of activation energy.
- What are capillaries?
- What is tobacco smoking?
- Where is faeces stored?
- What happens to chest when we inhale?
- How is oxygen transported to cells?
- What happens if sufficient oxygen is not present?