Topic: Food Energy and Respiration Subtopic: Introduction
How is oxygen transported to cells?
Answer: Oxygen is taken in to the the lungs when we breathe. Diffusion takes place within the lungs and oxygen moves from lungs to blood vessels. These blood vessels take oxygen to the cells where required.
- What is root pressure?
- What is job of an antibody?
- How can cold prevented?
- What is job of red blood cells?
- What blood is found on right hand side?
- What are varicose veins?