Topic: Body Transport System Subtopic: Arteries, veins and capillaries
What are properties of blood present in veins?
Answer: Except for pulmonary vein, blood in the veins is purplish red because oxygen is in low concentration, carbon dioxide and water are in high concentrations.
Learn also:
- How can large molecules pass through digestive tract?
- What is tobacco smoking?
- What is job of an antibody?
- How does blood move?
- What are by-products of respiration?
- What happens if excess lactic acid is produced?


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