Cross resistance of isoniazid is seen with_____________?
Cross resistance of isoniazid is seen with_____________?
A. Rifampicin
B. Ethionamide
C. Cycloserine
D. Ethambutol
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Tublulence of molten gold is due to _____________?
Tublulence of molten gold is due to _____________?A. Impurities in gold
B. Improper venting
C. A and B
D. None of the aboveThe genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____________?
The genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____________?A. Conjugation
B. Rarefaction
C. Transduction
D. TransformationBrachytherapy is_____________?
Brachytherapy is_____________?A. Irradiation of tissues from a distance
B. Irradiation of tissues from a distance of 3 cm
C. Irradiation of tissues by implants within the tissues
D. Irradiation of tissues by radiopharmaceuticalsVentricular muscle receives impulses directly from the_______________?
Ventricular muscle receives impulses directly from the_______________?A. Purkinje system
B. Bundle of HIS
C. Right and left bundle branches
D. AV nodeCalcified tissue is absent in______________?
Calcified tissue is absent in______________?A. Enamel
B. Dentin
C. Cementum
D. PulpWhich of the following properties of dental materials is time dependent_______________?
Which of the following properties of dental materials is time dependent_______________?A. Creep
B. Resillience
C. Elastic limit
D. Ultimate strength