Red blood cells: Biconcave shape, Flexible, Contains haemoglobin, Broken down in the liver or spleen, No nucleus - limited lifespan, Transports oxygen, White blood cells: Defend the body against infections, Larger than RBC, No definite shape, Plasma: Golden liquid, Transports dissolved materials such as glucose, amino acids, minerals, vitamins, salts, etc, Carries heat, Platelets: Cell fragments, Clot the blood,

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