Notes
Blood cells
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Red blood cells
The red blood cells are a
flexible disc shape which helps increase the surface area to volume ratio of
the read blood cells
Red blood cells transport
oxygen and remove carbon dioxide from your body by transporting it to the lungs

White blood cells
There are two types of white
blood cell – Phagocytes and Lymphocytes
Phagocytes – Remove any
microorganisms that might be caused by digesting them
Lymphocytes – Produce
antibodies to fight pathogens

Platalets
Platalets have no nucleus and
help the blood to clot and stop bleeding on the surface

Plasma
Plasma is a liquid made mainly
of water that transports dissolved substances around the body such as hormones,
glucose, amino acids, minerals, vitamins and waste substances

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- Description
- year 7 Biology Note on Blood cells, created by Alex Scaife on 26/05/2017.
- Created by
- Alex Scaife · May 2017
- Updated
- May 26, 2017
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