Question

Identify the antibody on the basis of following information -
I. Exist as monomer II. Highest in concentration in blood.

• A. $IgG$
• B. $IgM$
• C. $IgE$
• D. $IgA$

Answer 1

Answer: (A)

There are five different types of antibodies which are secreted by plasma cells in our body. Their concentration are:
IgG (monomer) $=65-75\%$ ,
IgA (dimer) $=10\%,$
IgM (pentamer) $=5-10\%,$
IgD (monomer) $=2-3\%$ ,
IgE (monomer) = less than 1%