Topic: Body Transport System Subtopic: Diseases of the transport system
Why are pacemaker cells important?
Answer: Pacemaker cells are important because they force the heart to beat. The electricity produced by the pacemaker cells makes the heart muscles contract.
- What is constipation?
- What are properties of vessels?
- Why do not plants require huge amount of raw materials?
- Why is iron important?
- What is glycogen and where is it stored?
- What is sequence of mineral and water transport?