O-LevelBiologyCell Biology5090/12 · May/June 2014 · Q21 Mark
Which statement is always correct when oxygen is diffusing out of a plant cell?
AThe concentration of carbon dioxide is higher inside the cell than outside.
BThe concentration of carbon dioxide is higher outside the cell than inside.
CThe concentration of oxygen is higher inside the cell than outside.
DThe concentration of oxygen is higher outside the cell than inside.
✓ Correct answer
C: The concentration of oxygen is higher inside the cell than outside.
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