Multiple choice

There are 5 types of immunoglobulin molecules carrying out diverse functions in the immune system.

Which of the following classes of immunoglobulins is the most abundant form of circulating antibody?

  1. IgM

  2. IgG

  3. IgA

  4. IgD

  5. IgE

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

IgG is the most abundant form of circulating antibody.