This problem set is designed to expand upon basic knowledge of the immune system. It highlights antibody structure, which determines antibody function. The questions below are based on a specific antigen/antibody interaction described in the introduction.

Introduction

Instructions: The following problems have multiple choice answers. Correct answers are reinforced with a brief explanation. Incorrect answers are linked to tutorials to help solve the problem.

1. Antibody structure
2. Antibody hypervariable regions
3. Locations of antibody/antigen contacts
4. Antigen epitopes
5. Antibody/antigen binding
6. Antibody specificity
7. Weak forces/strong binding
8. Water and antigen binding