Topic: Body Transport System Subtopic: Arteries, veins and capillaries
What are capillaries?
Answer: Arteries spread into tiny blood vessels known as capillaries. Capillaries are only one cell thick. Due to this reason, the red blood cells have to squeeze through them. For this reason, the red blood cells are biconcave and elastic.
- How many types of pollination are there?
- What gas is present in cigarette?
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- Where do gases enter and leave plant?
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