A person is given a vaccine. Which option shows the correct order of the events that follow?
Antigens enter the body, memory cells are made, antibodies are made, lymphocytes divide
Lymphocytes divide, antigens enter the body, memory cells are made, antibodies are made
Antibodies are made, antigens enter the body, lymphocytes divide, memory cells are made
Antigens enter the body, lymphocytes divide, antibodies are made, memory cells are made
176 exam-style questions on AQA GCSE Biology 3.1 Communicable diseases, covering 3.1.1 Communicable (infectious) diseases, 3.1.2 Viral diseases, 3.1.3 Bacterial diseases, 3.1.4 Fungal diseases, 3.1.5 Protist diseases, 3.1.6 Human defence systems, 3.1.7 Vaccination, 3.1.8 Antibiotics and painkillers, and 3.1.9 Discovery and development of drugs. Each one has a worked solution and a mark scheme showing where the marks go.