10 Questions
Immunoglobulins have primarily been found only in the blood plasma.
False
Each antibody has at least two identical sites that bind antigens.
True
The heavy chain of immunoglobulins is divided into 4 major classes based on heavy chain types (VH, CH1, CH2, CH3).
False
IgG reacts best at cold temperatures.
False
Allergic antibodies are best known for their role in facilitating phagocytosis.
False
Immunoglobulin G is the only antibody that can pass through the placenta.
True
The heavy chain of an antibody consists of VH, CH1, CH2, CH3, and CH4 regions.
False
The light chain of an antibody includes VL and CL regions.
True
Immunoglobulin M is the largest immunoglobulin and is the first to appear after antigen stimulation.
True
The variable region of an antibody has a fixed amino acid sequence.
False
Test your knowledge on the differences between complete and incomplete antibodies, including their synonyms, response to temperature, ability to cross placenta, and occurrence in reactions.
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