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?

How many total complementarity-determining regions are in an IgA secreted in milk and how many are in a secreted IgE?

Which of the following are neutrophil granule names?

What C gene segment is lacking a flanking switch sequence?

Which lymphocyte listed below has granules that stain with eosin (dark purple) and is involved in parasitic worm infections?

All of the following are light chain isotypes except:

A respiratory burst will be harmful to the pathogen in the phagosome, but it will also be harmful to other near by host cells. To prevent damage to these host cells, the respiratory burst is accompanied by the generation of which of the following enzymes?

Which of the following complement component/s lead to the initiation of the Lectin pathway?