Biology Paper 1 MS.-GCSE COMBINED SCIENCE TRILOGY – 8464B1H
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01.1 concentration of the sugar solution 1 AO1 4.1.3.2 RPA 2 01.2 gained water (water moves) by osmosis or (because) concentration of water outside the potato is greater than inside the cell... s / potato allow converse statements (because) concentration (of sugar solution) inside the potato is greater than outside the potato / cells 1 1 AO2 AO1 4.1.3.2 RPA 2 01.3 all points correctly plotted line of best fit drawn as a curve through all the points allow ± ½ a square ignore extrapolation of curve 1 1 AO2 4.1.3.2 RPA 2 01.4 correct reading from their graph allow ± ½ a square allow answer in range 0.23 to 0.24 (mol/dm3 ) if no line drawn 1 AO3 4.1.3.2 R [Show More]
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