A T cell can only become activated after being physically or chemically stimulated by the abnormal target cell in a process called
A) costimulation.
B) opsonization.
C) sensitization.
D) neutralization.
E) precipitation.
A
You might also like to view...
Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsCollagen
Fill in the blank(s) with the appropriate word(s).
The flagellum is used to
A) penetrate the corona radiata. B) survive. C) move the sperm to the oocyte. D) penetrate the oocyte. E) become capacitated.
A record of the electrical activity of the brain is called a/an
A. Electrocardiogram B. Computed tomography scan C. Electroencephalogram D. Magnetic resonance image
Which best describes a role of L-type Ca2+ channels in cardiac muscle cells?
A. They function exactly the same in cardiac muscle cells as they do in skeletal muscle. B. They are directly responsible for making cardiac muscle fatigue-resistant. C. They are responsible for preventing tetanic contractions. D. They cause the absolute refractory period to be very brief. E. They act as non-conducting voltage sensors that mediate excitation-contraction coupling.