A. Antigen recognition by B cells
B. Localization protection in external secretion
C. Compliment activation
D. Reagin activity
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
A. Robert Koch
B. Joeph Lister
C. John Hunter
D. Alexander flemings
A. Autoclaving
B. Hot air oven
C. Inspissation
D. Tyndallization
A. Liquid paraffin → Dry heat
B. Glass syringes → Boiling at 169°C for 60 min
C. Flash pasteurization of milk → 72° C for 15 seconds, followed quickly by rapid cooling to 13°C for lower
D. Vaccines → Ethylene oxide
A. Brucella
B. Mycobacterium
C. Salmonella
D. Coxiella burnetti
A. Region I
B. Region II
C. Region III
D. Boivin antigen
A. Payers patch
B. Lymph node
C. Thymus
D. Busra of Fabricius
A. MHC I
B. MHC II
C. MHC III
D. B-cell receptor
A. Helper T cells
B. Helper B cells
C. Monocytes
D. Macrophages