Burkitt’lymphoma is characterized by elevated “early antigen” tests with a restricted pattern of flurescence. This disease is caused by ()
A. Cytomegalovirus
B. burdorferi
C. Epstein-Barr virus
D. Herpes simplex virus
E. none of the above
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HIV mainly infringe ()
A. T cell
B. CD8 cell
CD4 cell
D. B cell
E. none of the above
Which of the following is the most effective wavelength of UV ()
A. 200nm
B. 265nm
C. 300nm
D. 560nm
E. none of the above
Genetic material associated with bacterial resistance is()
A. Mycobacterium
B. Plasmid
C. Bacterial chromosome
D. phage
E. none of the above
Bacterial pathogenicity depends mainly on the bacterial ()?
A. Morphology
Basic structure and special structure
C. Invasion and toxins
D. Invasion of the body parts
E. none of the above
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