Which of the following best describes IgM antibodies?
A) They cause basophils and eosinophils to degranulate.
B) They interact with phagocytes and NK cells.
C) They can cross the placenta to provide passive immunity.
D) They are the most common type of antibody in the blood during the initial phases of an immune response.
E) They are the antibody class found in body secretions.

Question

Quizplus · Accepted Answer

IgM antibodies are the first antibodies to be produced in response to an infection and are predominant in the early stages of the immune response.

Which of the Following Best Describes IgM Antibodies