QuestionSBA
QuestionChoice
As an antibody binds antigens, and recognises the bacteria/viruses as foreign, pathogens and triggers the cascade of the immune response.
10001575
d
Antibody
QuestionChoice
An antigen is a foreign particle that induces an immune response when bound to antibodies on the surface of the cells of the innate immune system.
10001574
c
Antigen
QuestionChoice
The major histocompatibility (MHC) class I antigen presentation pathway plays an important role in alerting the immune system to virally infected cells.
10001572
a
MHC Class I
QuestionChoice
Classical MHC class I molecules are ubiquitously expressed on all mammalian cells including cells of epithelial origin while MHC class II molecules are selectively expressed on antigen-presenting cells (APC) including dendritic cells (DC), macrophages, and B cells.
10001573
b
MHC Class II
QuestionChoice
The hepatitis b surface antigen (HBsAg) is the antigen expressed by the hepatitis B virus specifically. It does not have a role in the cell lysis immune response.
10001576
e
HBsAg
Concept
Chapter
2693
3946
T lymphocyte actions
Topic
158
Immunology
12861
The adaptive immune system includes both the CD4 and CD8 T cells. CD8 T cells are also known as "cytotoxic t cells" and induce cell death of virus-infected cells through cell lysis or apoptosis. A specific molecule is required for this process to occur.

What is the name given to this molecule?
a