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  1. How does photosynthesis create food for people?

    Duration: 02.22

    Watch Clip duration: 02.22

    An explanation of the uses of photosynthesis products for plants and humans.

  2. How the brain's pituitary gland controls water concentration of the blood

    Duration: 01.19

    Watch Clip duration: 01.19

    A description of how parts of the brain control water concentration of the blood.

  3. Infested by leeches

    Duration: 03.44

    Watch Clip duration: 03.44

    Michael Mosley describes the structure, behaviour and medical uses of the leech.

  4. Kidney transplant

    Duration: 01.26

    Watch Clip duration: 01.26

    A look inside an operating theatre where a human kidney transplant is taking place.

  5. Kidneys and their function

    Duration: 01.26

    Watch Clip duration: 01.26

    A description of human kidney function using a dissected kidney.

  6. Nutrient groups and digestion

    Duration: 03.05

    Watch Clip duration: 03.05

    The way we digest food is defined and the seven main nutrient groups are described.

  7. Photosynthesis in plant leaves

    Duration: 02.31

    Watch Clip duration: 02.31

    A comprehensive introduction to photosythesis in plant leaves.

  8. The digestive system

    Duration: 01.38

    Watch Clip duration: 01.38

    Animated description of the digestive process and the structures of the digestive system.

  9. The palisade cell

    Duration: 00.33

    Watch Clip duration: 00.33

    The palisade cell, its structure, function and location.

  10. Water loss, consumption and regulation in the human body

    Duration: 00.46

    Watch Clip duration: 00.46

    How water is lost and gained in the body.

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