Which structure is found in plant cells but not animal cells?
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23 marks
An image of a cell is 18 mm long. The real length of the cell is 0.012 mm. Calculate the magnification.
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33 marks
A potato cylinder had a mass of 2.40 g. After 30 minutes in a sugar solution its mass was 2.64 g. Calculate the percentage change in mass and explain what this shows.
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44 marks
Describe the stages of the cell cycle.
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153 marks
Describe three differences between prokaryotic and eukaryotic cells.
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163 marks
An image of a cell is 45 mm long. The real length of the cell is 0.03 mm. Calculate the magnification.
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173 marks
A potato cylinder had a mass of 3.20 g. After 30 minutes in a sugar solution its mass was 2.88 g. Calculate the percentage change in mass and explain what this shows.
From Paper 1, Higher
186 marks
Evaluate the use of embryonic stem cells in medicine.
Score 0 / 26 · 0 of 8 marked
This paper is written by Plasmo in the style of the AQA GCSE Biology exam. It is not a past paper and is not produced or endorsed by the exam board.