Water makes up about three-quarters of the human body and more than nine-tenths of some plants. In this programme Gerd Sommerhoff describes something of the importance of water in the body.
For Schools
(to 10.25)
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Water makes up about three-quarters of the human body and more than nine-tenths of some plants. In this programme Gerd Sommerhoff describes something of the importance of water in the body.
For Schools
(to 10.25)