What cells directly terminate antigens?
A) suppressor T cells
B) helper T cells
C) cytotoxic T cells
D) cytotoxic B cells
C
Biology & Microbiology
You might also like to view...
The most critical step in the Gram stain is the application of the:
a. safranin. b. crystal violet. c. Gram's iodine. d. Gram's decolorizer.
Biology & Microbiology
During which phase of meiosis will the chromosomes appear as a unit of four chromatids?
a. metaphase I b. telophase II c. anaphase II d. prophase I e. prophase II
Biology & Microbiology
Bacilli are ________ prokaryotes
A) spherical B) comma-shaped C) rod-shaped D) spiral
Biology & Microbiology
The missing product below is
A. O2
B. CO2
C. H2O
Biology & Microbiology