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Exam (elaborations)
Aqa A Level Biology Questions And Complete Solutions
Preview 2 out of 8 pages
AQA A LEVEL BIOLOGY QUESTIONS AND COMPLETE SOLUTIONS AQA A LEVEL BIOLOGY Injection of antigens (Antigen from) attenuated microorganism/ non-virulent microorganisms/dead microorganisms/ isolated from microorganism Stimulates the formation of memory cells Antibodies are specific to mumps antigen 2nd antibodies specific to mumps antibody Removes unbound 2nd antibodies . Otherwise enzyme may be present/may get colour change anyway/false positive
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- Exam (elaborations)
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- Questions & answers
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