2013 7 (b) ii 1 2 Question Acceptable Answer Not acceptable Mark 7 (b) ii Small Soluble both correct either = (accept both answers on one line as long as not negated by additional incorrect information) Int 2 The diagram below shows a model cell that was set up to investigate diffusion Marks 2011 through a selectively permeable membrane. A Iodine is a small, soluble molecule. Q2 Predict the colour changes which would be observed after one hour.
2013 7 (b) ii 1 2 Question Acceptable Answer Not acceptable Mark 7 (b) ii Small Soluble both correct either = (accept both answers on one line as long as not negated by additional incorrect information) Int 2 2011 A Q2 The diagram below shows a model cell that was set up to investigate diffusion through a selectively permeable membrane. Iodine is a small, soluble molecule. Marks Predict the colour changes which would be observed after one hour.
biology-n5-past-paper-questions-cell-biology-1.docx