The figure shows three stages in the production of a monoclonal antibody.
Figure: Three stages in the production of a monoclonal antibody

Name cells A, B and C.
Describe what happens between stage 2 and stage 3.
Give one property that cell C has that cell A does not have.
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.