#Question id: 1563
#XL - S Microbiology
A nonfunctional CD4 protein on a helper T cell would result in the helper T cell being unable to ________.
#Question id: 1564
#XL - S Microbiology
When antibodies bind antigens, the clumping of antigens results from ________.
#Question id: 1565
#XL - S Microbiology
Which of the following are symptoms of inflammation that might appear in such art?
#Question id: 1566
#XL - S Microbiology
Histamines trigger dilation of nearby blood vessels, and increase in their permeability. Which of the signs of inflammation are therefore associated with histamine release?
#Question id: 1567
#XL - S Microbiology
Which of the following cell types are responsible for initiating a secondary immune response?
#Question id: 1568
#XL - S Microbiology
which one of these is not a characteristics of B-cell?