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Biological molecules

Biological molecules

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Question 6

Biological stain removers often contain enzymes to break down food stains on fabrics.

Describe an investigation to find the pH at which a biological stain remover is most effective at removing food stains.

Your answer should include experimental details and be written in full sentences.

[6]
Markscheme

Biological molecules Questions

  1. IGCSE
  2. /Biology
  3. /Biological molecules

21 exam-style questions on Edexcel IGCSE Biology Biological molecules. Each one has a worked solution and a mark scheme showing where the marks go.

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