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Biology - Tissues, Organs and Organ Systems Shortened (Respiratory System,…

- - - - Bones - vital organs
      - Cranium - brain
      - Ribs - heart, lungs
    - - Bone marrow
  - - - Femur, humorous
    - - Skull, pelvis
    - - Phalanges
    - - Vertebral column (spine)
- - - - Haemoglobin carries oxygen
      - Made in bone marrow
      - Train - more cells
    - - Produce antibodies, destroy microorganisms
      - Made in bone marrow
      - Part of Immune
    - - Clumps, forms clots
      - Stops bleeding
  - - - Lungs to heat
    - - Around body