Role-specific Biotechnology Interview Questions & Answers:

It is a state, in which the antigen cannot activate the cells.

Macrophage, which is found in alveolus of the lung, is alveolar macrophage.

It is a form of antibody, which is secreted by cells of B lineage.

It is a developing T cell, which is present in the thymus.

It acts as a co receptor for MHC class II restricted T cell activation; receptor for HIV.

Toxin produced by a microorganism, which is released into surrounding fluid, is called exotoxin.

Immunoglobulin domains are folded into compact structures, which are called as immunoglobulin folds.

The cytotoxic T lymphocytes which kill foreign antigens complexes with MHC I molecules are called altered self-cells.

Mature B cell is called naïve B cell.

Proliferation of B cells in response to interaction with an antigen is called clonal selection.