Topic: Body Transport System Subtopic: Diseases of the transport system
What are pacemakers?
Answer: Pacemakers are group of cells in the right atrium of the heart. These cells produce small pulses of electricity at a rate of 70 times per minute.
- What could be an example of diffusion?
- What is absorption?
- How many times blood enters heart in one circulation?
- What is bronchus?
- What are properties of blood present in veins?
- How does mineral salts enter roots?