A. ADP – ribosylation of the G regulatory protein
B. Inhibition of adenyl cyclase
C. Activation of GTPase
D. Active absorption of NaCI
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Related Mcqs:
- Vibrio cholera was discovered by_________________?
A. Koch
B. Medintoff
C. John snow
D. Virchow - All the following amoeba live in the large intestine except_________________?
A. coli
B. nana
A. gingivalis
B. histolytica - The only sugar normally absorbed in the intestine against a concentration gradient is_____________?
A. Xylose
B. Mannose
C. Glucose
D. Galactose - The rate of absorption of sugars by the small intestine is highest for_______________?
A. Pentoses
B. Disaccharides
C. Polysaccharides
D. Hexoses - Neurotoxin of tetanus acts on______________?
A. Synapse
B. Muscle
C. Brain
D. Spinal card - Bacteria reproduce mainly by______________?
A. Budding
B. Binary fission
C. Sporing
D. Bacterial components produced by host cells - Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?
A. Niacin test
B. AFB staining
C. Pas staining
D. None of the above - Actinomycosis is caused by______________?
A. Fungus
B. Acid fast, non-motile bacillus
C. Anaerobic, gram positive, non-acid fast bacteria.
D. Retrovirus - Sunlight acts as sterilizing agent because_________________?
A. Long wavelength
B. short wave lenght
C. Ozone
D. Heat - In penicillin allergy, penicillin acts as a_______________?
A. Hapten
B. Carrier
C. Super antigen
D. Toxin
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