To access the word file click here: Chapters 14-15 Lecture Assignment.docx \&, 1. What is innate immunity? What constitutes the first line of defense? What constitutes the second line of defense? 2. What is cellular immunity? Describe what is involved and how it is activated? 3. What is humoral immunity? Describe what is inyolved and how it is activated? 4. What is an antigen? What are antibodies? 5. What are the four types of immunity? 6. What is the primary immune response? What is the secondary immune response?.