It is a foreign molecule that is recognised by lymphocytes which is then stimulated to produce antibodies.

The statement above refers to

It is a specific portion of an antigen that recognised by lymphocytes and capable of bringing a specific antibody to bind with it.

The statement above refers to

Antibody is a Y-shaped molecule made up of ___ polypeptide chains in which ___ are identical heavy chains and ___ are identical light chains linked by disulphide bridges.

Which antibody is responsible for allergic reactions?

Which antibody is able to pass through placenta?

Which of the following is not a type of phagocytic cell?

The surface receptor of helper T cell is

The surface receptor of cytotoxic T cell is

Activated helper T cell secrets __________ and divides repeatedly to activate more TH cell and memory T cell.

Activated cytotoxic T cell secret __________ causing perforation and granzymes causing lysis of the infected cell.

Cytotoxic T cell recognises Class ___ MHC-antigen complex and bind to them with the aid of _____ receptors.

Helper T cell recognises Class ___ MHC-antigen complex and bind to them with the aid of _____ receptors.

In humoral immune response, _______________ secrete antibodies for the immunity.

The binding sites of antibody attach to antigens on different microbes, causing the microbes to clump together.

The statement above refers to

The ability to distinguish self from non-self depends on the Class ___ MHC proteins of antigens found on the surface of most nucleated cells.

HIV can be passed through by the following ways, except

In the transmission of HIV, reverse transcriptase is used to make a single-strand DNA (ssDNA) which is complementary to the viral RNA.

Which of the following is not a type of autoimmune disorder?

Which is the following is not the symptom of SLE?