Blood
- Created by: Joanne
- Created on: 20-05-12 16:01
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Blood contains four main components: red blood cells, white blood cells, plasma and platelets.
Red blood cells
- transport oxygen around the body from the lungs to organs
- contain no nucleus - more room for haemoglobin
- biconcave shape (cave in on both sides) for a large surface area
- packed with the red pigment…
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