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.
- How are proteins digested?
- After chewing where does food go?
- Why blood moves around body?
- What are xylem and phloem?
- What happens after exchange of substances?
- What is trachea or windpipe?