Blood Components
Biology: AQA GCSE Higher, topic 2.3.12
Blood
Blood is a tissue. Tissues are groups of similar cells that act together to perform a similar function. Blood is made up of a fluid called plasma, which has three parts to it:
Red blood cells
- Red blood cells are suspended in blood plasma.
White blood cells
- White blood cells are suspended in blood plasma.
Platelets
- Platelets are suspended in blood plasma.
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Why is blood classified as a tissue?