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A-LevelBiologyCell structure9700/12 · Oct/Nov 2010 · Q41 Mark

The diameter of living cells varies considerably. The typical diameters are a eukaryote, such as a white blood cell 1.5 × 10¹ μm a prokaryote, such as Streptococcus 7.5 x 10² nm Use these measurements to find the maximum number of each cell type which could fit along a line 1 cm long. number of white blood cells number of Streptococcus cells

A6.7 x 10³ 1.3 x 10⁵
B6.7 x 10² 1.3 x 10⁴
C6.7 x 10¹ 1.3 x 10³
D6.7 x 10⁰ 1.3 x 10²

✓ Correct answer

B: 6.7 x 10² 1.3 x 10⁴

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About this question

Topic
Cell structure, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, Oct/Nov 2010 Paper 1 Variant 2, question 4.

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