what-is-a-key-structural-difference-between-igm-and-igg-antibodies

Question

What is a key structural difference between IgM and IgG antibodies?

Accepted Answer

IgM has a pentameric structure, while IgG is monomeric.

Answer

IgG has a pentameric structure, while IgM is monomeric.

Answer

IgM is a dimer, while IgG is a tetramer.

Answer

IgM and IgG both have a dimeric structure.