Topic: Body Transport System Subtopic: What is blood?
What is size of white blood cell?
Answer: A white blood cell is twice as big as a red blood cell. This is why they are found in low quantities in the blood.
- What gas is present in cigarette?
- How does tar damage lungs?
- What is active transport?
- What is blood?
- Why is it better to breathe through nose?
- What is result of viruses when we sneeze?