Exam (elaborations)
AQA A LEVEL BIOLOGY EXAM WITH BEST SOLUTIONS AND CORRECT QUESTIONS AND ANSWERS
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AQA A LEVEL BIOLOGY EXAM WITH BEST SOLUTIONS AND CORRECT QUESTIONS AND ANSWERS what are killer t-cells? - ANSWER-- cytotoxic cells - bind to non-self antigens how to killer t-cells work? - ANSWER-1. virus attaches to and enters host cell 2. viral DNA causes host cell to express viral anti...
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