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Four cells with osmotic potential equivalent to... - WAEC Biology 1989 Question

Four cells with osmotic potential equivalent to that of 3% salt solution were immersed respectively in solutions
of different concentrations labeled as follows: I = 4% salt solution; II = 6% salt solution III = 1% salt solution;
IV = 10% salt solution; V = 5% salt solution. Which of the solutions will cause an increase in osmotic
pressure within the cell?
A
I
B
II
C
III
D
IV
correct option: c
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