Antigen used in Weil-Felix reaction______________?
(A) E.coli
(B) Haemophilus
(C) Proteus
(D) Staphylococcus
The most primitive mode of gene transfer occurs by____________?
(A) Transduction
(B) Translation
(C) Cell fusion
(D) Conjugation
Staphylococcal toxic shock syndrome (SSS syndrome) is due to______________?
(A) Enterotoxin A
(B) Enterotoxin B
(C) Enterotoxin D
(D) Enterotoxin F
Rickettsiae__________________?
(A) Multiply within living cell
(B) Transmitted by arthropod vectors
(C) Respond to tetracycline therapy
(D) All of the above
Opacity around colonies of Clostridium perfringens is due to_________________?
(A) Theta toxin
(B) Lecithinase
(C) Desmolase
(D) Cytokinin
Commonest mycobacterial infection in tropical countries_______________?
(A) M. leprae
(B) M. avium intracellulare
(C) M. tuberculosis
(D) Kansasi
Rapid diagnosis of Tuberculosis is possible with_______________?
(A) Ziel Nelson
(B) Kin Young stain
(C) Auramine-Rhodamine stain
(D) Giemsa stain
Leprosy bacilli can be grown in_________________?
(A) Foot paid on nine branded armadilo
(B) Tail of guinea pig
(C) Testes of albino rats
(D) Testes of guinea pig
Streptococcus is classified based on__________________?
(A) M Protein
(B) Cultural characteristics
(C) Bile Solubility
(D) Cell wall carbohydrate
Pneumococus can be differentiated from streptococcus by________________?
(A) Type of hemolysis
(B) Gram staining
(C) Growth characteristics
(D) Bile solubility