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1.1 Cell structure

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Question 60

A food scientist isolates an unknown microorganism from the skin of a stored apple.

The table shows two observations of one of its cells.

FeatureObservation
Cell wallPresent
Main genetic materialA single loop of DNA free in the cytoplasm

The scientist concludes that the microorganism is eukaryotic because its cell has a cell wall.

a.

Explain whether the scientist's conclusion is correct.

[3]
b.

Suggest whether mitochondria would be found in this microorganism.

Explain your answer.

[2]
Markscheme

1.1 Cell structure Questions

  1. GCSE
  2. /Biology
  3. /1.1 Cell structure

282 exam-style questions on AQA GCSE Biology 1.1 Cell structure, covering 1.1.1 Eukaryotes and prokaryotes, 1.1.2 Animal and plant cells, 1.1.3 Cell specialisation, 1.1.4 Cell differentiation, 1.1.5 Microscopy, and 1.1.6 Culturing microorganisms. Each one has a worked solution and a mark scheme showing where the marks go.

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