A single TCR has ____ CDR’s per binding site.

What chemokine attracts B cells to the primary follicle?

A single TCR has ____ CDR’s per binding site.

The types of human MHC II molecules are:

An extracellular antigen taken up from the extracellular space will be degraded into peptides and loaded onto MHC Class II in an endosome (phagolysosome).

Which of the following is true about the expression of RAG-1 and RAG-2 genes?

Centroblasts are found in the dark zone of germinal centers and centrocytes in the light zone of germinal centers.

Which of the following correctly describes promiscuous binding?

You would expect the Igα and Igβ genes to be turned off (not expressed) during which stage/s?

MHC Class I presents ____ antigens to ____ T-cells.