Topic: Body Transport System Subtopic: Introduction
Why blood is medium?
Answer: Blood is a medium because it flows through the blood vessels carrying different things around the whole body.
- Why does constipation occur?
- What happens to food in stomach?
- What is job of an antibody?
- How are gases exchanged in plants?
- What is deoxygenated blood?
- What happens if less oxygen is absorbed in blood?