MCQs Mock Test for Lab Technicians and Technologists: Chapter 104

Gamma heavy chains are of

The components of complement systemare activated by

Heavy chains in IgD are of following type:

Antibody diversity arises from

All the following statements about albinism are correct except

The immunoglobulin having the longest half-life is

The variable region of light chains has

MHC proteins are unique to

The only correct statement about chymotrypsin is

The effector function of antibody is performed by

MHC class I proteins are present on the surface of

The portion of the antigen molecule which is recognized by antibody is known as

Immunoglobulins are classified on the basis of

Recognition of antigen is the function of

The molecular weight of light chains is

DOPA is an intermediate in the synthesis of

In metabolic point of view, amino acids are classified as

Complement system can be activated by binding of antigen to

An immunoglobulin which can cross the placental barrier is

Antigens and haptens have the following similarity:

The component system forms a membrane attack complex made up of

Constant segments of heavy chains are of

Factors B and D are required in

The plasma concentration of IgA is

All the following statements about haptens are true except

MHC class I proteins, in conjunction with antigens are recognised by

Gamma heavy chains are present in

Diversity segments are present in

The alternate complement pathway doesn’t involve

Secretory component is present in

A light chain gene is constructed from the following segments:

Pancreatic juice contains the precursors of all of the following except

Histamine is formed from histidine by

The variable region of light chains is the

The variable region of heavy chains has

The molecular weight of heavy chains is

The most abundant immunoglobulin in plasma is

T cells can recognise

Light chains of immunoglobulins are of following types:

The most abundant T cells are

An immunoglobulin found in exocrine secretions is

The half-life of IgG is

Glycine is not required for the formation of

Cell-mediated immunity is the function of

On exposure to any antigen, the first antibody to be formed is of the following class:

C1 component of classical complement pathway is made up of

Allergic reactions are mediated by

The largest immunoglobulin is

The minimum number of polypeptide chains in an immunoglobulin is

All the following statements about pepsin are correct except