Topic: Body Transport System Subtopic: What is blood?
How does white blood cell deplete germ?
Answer: A white blood cell is always on the lookout for a harmful bacteria. Whenever it sees one, it engulfs it (wraps around it and eats it).
- How does large trees take up water?
- What is transpiration?
- Why are circulatory disease harmful?
- What are initial effects of tobacco smoke?
- What is osmosis?
- Which chamber is connected to which vessel?