The basic structure of an immunoglobulin molecule consists of:
Show answer and explanation
Correct answer: Two heavy and two light chains
An immunoglobulin molecule has a Y-shaped structure formed by two identical heavy chains and two identical light chains. These chains are held together by disulfide bonds forming the classic bivalent antibody.
Keep practicing
More Immunoglobulins and Antigens questions
- The antigen-binding site of an antibody is formed by:
- Which class of immunoglobulin is most abundant in human serum?
- Which immunoglobulin is the first to be produced during a primary immune response?
- Which immunoglobulin is mainly found in mucosal secretions such as saliva and milk?
- The Fc region of an antibody is primarily involved in:
- Which immunoglobulin class is associated with allergic reactions?