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Light
Light is essential for plants to carry out photosynthesis. This is the process by which plants use the energy from sun to produce glucose. Professor Keith Lindsey from the University of Durham explains.
This is a programme from the Βι¶ΉΤΌΕΔ World Service Archive and was originally broadcast in 2001.
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Βι¶ΉΤΌΕΔ World Service Archive
This programme was restored as part of the World Service archive project