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1.1 Cell structure

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Question 14

A food safety laboratory examines cells collected from the surface of fresh vegetables. The cells include plant cells and bacterial cells.

Which description identifies the bacterial cells?

[1]
A

A cell wall surrounds the membrane, and one loop of DNA lies free in the cytoplasm.

B

A membrane surrounds the cytoplasm, and the DNA is enclosed within a nucleus.

C

A cell wall surrounds the membrane, and the DNA is enclosed within a nucleus.

D

A membrane surrounds the cytoplasm, which contains ribosomes but no genetic material.

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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