CR3 and CR4 are considered a _________ and can recognize _______ on Gram _______ bacteria.

Which innate, cytoplasmic receptor would be expected to recognize degradation products of bacteria?  More simply put, which receptor below would recognize an intracellular bacterial infection in the cytoplasm.

The heavy chain is composed of the ___________ gene segments.

The term used to describe how tight one antibody binding site binds to an antigen is:

____ on the surface of our immune system cells would recognize ___ on the surface of bacteria.

Which of the following is true about N and P nucleotide additions?

Which of the following is false about switch sequences or switch regions in class switch recombination?

Which pair of neutrophil granule names are correct?

When a pathogen invades a tissue, it is encountered by _________, which are residents in tissues and among the first effector cells to recognize pathogen.

Which of the following is false about antibodies?