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The term animalcules to oral microorganisms is given by__________________?

  • (A)  Wd miller
  • (B)  Leumenhoek
  • (C)  Robertson
  • (D)  Socranci
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Cleavage of IgG molecule by Papin gives rise to:One Fc fragment and two Fab fragments_______________?

  • (A)  One Fc fragment and two Fab fragments
  • (B)  One Fc fragment and four Fab fragments
  • (C)  Two Fc fragments and two Fab fragments
  • (D)  Two Fc fragment and one Fab fragment
Submitted By :Ali Uppal


The function of IgD is______________?

  • (A)  Antigen recognition by B cells
  • (B)  Localization protection in external secretion
  • (C)  Compliment activation
  • (D)  Reagin activity
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Cell wall deficient bacteria are_______________?

  • (A)  Escherichia Coli
  • (B)  Staphylococci
  • (C)  Spirochetes
  • (D)  Mycoplasma
Submitted By :Ali Uppal


Purpose of Sterilization is to eliminate________________?

  • (A)  Bacteria
  • (B)  Viruses
  • (C)  Spore formers
  • (D)  Fungus
Submitted By :Ali Uppal


Submitted By :Ali Uppal


The Manufacturing unit of surgical needle & sutures are sterilized by ________________?

  • (A)  Gamma-Rays
  • (B)  X-Rays
  • (C)  Autoclaving
  • (D)  Boiling
Submitted By :Ali Uppal


Bacterial cell does not possess___________________?

  • (A)  dna
  • (B)  Ribosome
  • (C)  Mitochondria
  • (D)  Cell wall
Submitted By :Ali Uppal