Which bacterium is diplococci
A. Staphylcocci
B. Neisseriaceae
C. Streptococci
D. Pseudomonas
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Which of the followings about Streptococci is NOT correct?
A. Spherical cocci arranged in long chains
B. Gram-negative
C. Sensitive to drying, heat and disinfectants
D. nonmotile
Which of the followings is NOT gram-positive cocci
A. Staphylococcus
B. Streptococcus
C. Enterococcus
D. Neisseria
Which of the following is right about ribosomes in bacteria
A. Is also called rRNA
B. have three subunits
Contains 30S subunit
D. Contains 40S subunit
Which one of the following cellular reactions is NOT associated with allergic response?
A. mast cell degranulation
B cell activation
C. T cell activation
D. Synthesis of IgE
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