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BIOLOGY - Coggle Diagram

- - - - is aliquid with nutrients and vitamins but alsowaste products
    - - LEUKOCYTES: protection from infections
      - PLATELETS: they aren't cells, coagulation
      - ERYTHROCYTES: transports only O₂
- - - - right ventricle → semilunar valve → pulmonary artery → lungs → pulmonary veins → left atrium → mitral valve
    - - left ventricle → semilunar valve → aorta → body → vena cava → right atrium → tricuspid valve