The gene which code for HLA-Ⅱ molecule are ()
A. HLA-A. B
B. HLA-A.
C
D. HLA-DR
E. HLA-DR. DP. DQ
F. C4. C2
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Which gene of following molecule locate on MHC-Ⅲ gene region ()
A. IGF-β
B. IFN
CSF
D. TNF
E. LIF
Cytokines include ()
A. TCR
B. IFN
C. BCR
D. C4
E. B factor
Prokaryotes do not include ()?
A. mycoplasma
B. chlamydia
C. rickettsia
D. virus
E. none of the above
Who is the first man observed microorganism under microscope ()
A. Louis Paseur
B. Robert Kock
C. Leeuwenhoek
D. Walter Reed
E. none of the above