Topic: Body Transport System Subtopic: Diseases of the transport system
What are varicose veins?
Answer: Varicose veins are caused when the valves of the vein does not work properly. This causes whens to swell up.
- What is temporary cure of Asthma?
- What is aerobic respiration?
- What is major component of respiration?
- How are fats digested?
- How does mineral salts enter roots?
- How does air enter our lungs?