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3.2 Monoclonal antibodies (HT only)

3.2 Monoclonal antibodies (HT only)

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Question 10
H

The figure shows a monoclonal antibody that carries a drug. It also shows a cancer cell and a healthy cell from the same tissue.

Figure: A monoclonal antibody carrying a drug, shown with a cancer cell and a healthy cell

image

a.

Name the parts labelled A and B.

[2]
b.

Explain why the antibody binds to the cancer cell but not to the healthy cell.

[2]
c.

The drug is only released once the antibody has bound to a cell. Suggest why this is important.

[2]
d.

The tumour also contains some cancer cells that do not have the triangular antigen. Suggest why this treatment may not destroy the whole tumour.

[2]
Markscheme

3.2 Monoclonal antibodies (HT only) Questions

  1. GCSE
  2. /Biology
  3. /3.2 Monoclonal antibodies (HT only)

42 exam-style questions on AQA GCSE Biology 3.2 Monoclonal antibodies (HT only), covering 3.2.1 Producing monoclonal antibodies and 3.2.2 Uses of monoclonal antibodies. Each one has a worked solution and a mark scheme showing where the marks go.

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