Topic: Body Transport System Subtopic: What is blood?
What is quantity of re blood cells in blood?
Answer: In about every 1mm3, there are approximately 5 million red blood cells.
Learn also:
- What is cough?
- What are symptoms of cold?
- How is air processed in nose?
- What is aerobic respiration?
- What are antibodies?
- How does blood flow in veins?