(A) Hydroxyl radical
(B) Superoxide anion
(C) Hydrogen peroxide
(D) Bradykinin
Tag: Basic Microbiology Mcqs Questions
A signaling molecule from microbes recognized by phagocytes is:
(A) Complement
(B) PAMP
(C) Pyrogen
(D) Lectin
Which PRR recognizes distinct molecular structures, abundant to many cells and there is ten in humans?
(A) Nod-like receptors
(B) RIG-like receptors
(C) Toll-like receptors
(D) PAMP of neutrophils
The immunity acquired by inoculation of living organism of attenuated virulence is:
(A) Artificial active immunity
(B) Passive immunity
(C) Natural active immunity
(D) Local immunity
Fluid extruded from clotted blood is known as __.
(A) Plasma
(B) Serum
(C) buffy coat
(D) Lymph
To be antigen, the chemical molecule (protein) needs:
(A) High molecular weight
(B) Chemical complexity
(C) High MW and chemical complexity
(D) Nucleic acid
Small chemical groups on the antigen molecule that can react with antibody:
(A) Epitope
(B) Paratope
(C) Isotope
(D) Allotope
Which of the following cells do not have MHC class II surface molecules?
(A) Ig producing plasma cells
(B) Dendritic cells
(C) Cytotoxic T cells
(D) Macrophages