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5.1 Health and communicable disease

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Question 31
H

A chemical prevents a virus from using host ribosomes. Entry of viral genetic material is unaffected.

Which stage is directly prevented?

[1]
A

attachment of the virus to the host cell surface

B

insertion of viral DNA into the host chromosome

C

copying of host DNA before bacterial cell division

D

production of proteins needed to assemble new viruses

Markscheme

5.1 Health and communicable disease Questions

  1. GCSE
  2. /Biology
  3. /5.1 Health and communicable disease

43 exam-style questions on Edexcel GCSE Biology 5.1 Health and communicable disease, covering 5.1.1 Communicable and non-communicable diseases, 5.1.2 Disease susceptibility interactions, 5.1.3 Pathogens as disease-causing organisms, 5.1.4 Common infections, 5.1.5 Spread and prevention of pathogens, 5.1.6 Lifecycle of a virus, and 5.1.7 Spread and prevention of STIs. Each one has a worked solution and a mark scheme showing where the marks go.

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