1. Nanotechnology used in sunscreen manufacture

    Duration: 02.44

    Watch Clip duration: 02.44

    Nanotechnology and its use in sunscreen manufacture to reflect UV rays from the sun.

  2. 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.

  3. Organisms and life processes

    Duration: 01.28

    Watch Clip duration: 01.28

    Cellular organisation is described and the seven life processes are recapped.

  4. Plants as a source of food and medicine

    Duration: 02.37

    Watch Clip duration: 02.37

    Examples of a variety of plant species and their uses.

  5. Problems as a result of using chemical fertilisers

    Duration: 01.34

    Watch Clip duration: 01.34

    A news report explaining the environmental impacts of using chemical fertilisers.

  6. Skin - defend and protect

    Duration: 03.04

    Watch Clip duration: 03.04

    How your skin acts to keep invaders out and water in.

  7. Skin and sweating

    Duration: 03.56

    Watch Clip duration: 03.56

    A look at the function of sweat to keep us cool.

  8. Stem cell research and medicine

    Duration: 04.38

    Watch Clip duration: 04.38

    What is stem cell research and how can stem cells be used in medicine?

  9. Structure of the eye

    Duration: 03.59

    Watch Clip duration: 03.59

    An explanation of the structure of the eye and the specific functions of its parts.

  10. Targeted research

    Duration: 05.33

    Watch Clip duration: 05.33

    Brian Cox learns about targeted research in the modern pharmaceutical industry.

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