character: Dr. Sarah Lee
topic: The Mechanism of Immune Memory after Vaccination
grade: 9
subject: Science
LearnActions
SearchCreate
character: Dr. John Smith
topic: How Vaccines Train the Immune System
grade: 9
subject: Science
LearnActions
SearchCreate
character: Dr. Emily Wong
topic: Understanding T and B Cells in Immunity
grade: 9
subject: Science
LearnActions
SearchCreate
character: Dr. Michael Turner
topic: The Role of Antibodies in Long-Term Immunity
grade: 9
subject: Science
LearnActions
SearchCreate