Topic: Body Transport System Subtopic: What is blood?
What is yellow pus?
Answer: Yellow pus which comes from infected wound is dead white blood cells that have been poisoned by bacteria which caused the infection.
- What is semi-permaeable membrane?
- What is Nicotine?
- What are products of respiration?
- What is Asthma?
- What is concentration of components in deoxygenated blood?
- How does air reach blood vessels?