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The human body

• The heart
• Blood circulation
• Blood vessels
• The functions of blood
• Blood transfusion
• Determine blood groups
• Rhesusfactor
• Blood groups ABO
• Respiratory muscles
• The alveolus
• The cycle of a woman
• The eye
• The ear
• Jaws of a carnivore
• Teeth of a herbivore
• Bones
• Joints
• Vertebrates
• Food web (only flashplayer)