what-is-a-key-feature-of-t-independent-antigens-that-allows-them-to-directly-act

Question

What is a key feature of T independent antigens that allows them to directly activate B cells?

Accepted Answer

They are often repetitive polysaccharides that can cross-link B cell receptors.

Answer

They present antigens on MHC class 2 molecules.

Answer

They mimic T dependent antigens in structure.

Answer

They bind exclusively to helper T cells.