The Circulatory System - Blood
- Created by: Han2812
- Created on: 08-04-13 14:57
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The Circulatory System - Blood
What is blood?
Blood is a tissue. One of its jobs is to act as a huge transport system. There are four main things in blood:
Red Blood Cells:
- These carry oxygen from the lungs to all the cells in the body
- They have no nucleus to have maximum room to carry more oxygen
- Have a large surface area - doughnut…
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