Edexcel Gcse Biology/additional Science - Unit B2: The Components Of Life Page 5
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(b) A student investigated osmosis in a courgette.
The photograph shows a courgette.
The student weighed pieces of courgette and
placed them in five different concentrations of
sugar solution.
After one hour she dried and reweighed the pieces
of courgette.
She calculated the percentage change in mass.
The graph on page 6 shows the results of this
investigation.
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