Topic: Body Transport System Subtopic: The Heart
Why blood moves around body?
Answer: Blood moves from the heart of the body to carry oxygen and dissolved food substances to the cells and waste products from cells to lungs and kidneys.
- What is ratio of water and bacteria in faeces?
- How are xylem and phloem arranged in roots?
- What is faeces?
- How many times blood enters heart in one circulation?
- How can phloem be described?
- What is role of immune system in heart transplant?