Q. A harmless version of tetanus toxin is called _________________

View solution

Q. Which of the following serves as antigen receptors?

View solution

Q. The heavy and light chains of the antibodies are linked to one another by ____________________

View solution

Q. Which is the first antibody secreted by B cells following stimulation by an antigen?

View solution

Q. Which antibody is produced at high levels in response to parasitic functions?

View solution

Q. T-cells are activated by _______________

View solution

Q. The dendritic cells were discovered by _______________

View solution

Q. Each T-cell has a single species of T-cell receptor.

View solution

Q. The activation of T-cell by the dendritic cells is associated with __________________

View solution

Q. Proliferation of T-cells in response to antigen presentation is accompanied by enlargement of __________________

View solution

Q. After the clearance of foreign antigen, the expanded T-cell population ________________

View solution

Q. T-cells secrete antibodies for eradicating the infected cells.

View solution

Q. Cytokines are ________________

View solution

Q. Chemokines act as ___________________

View solution

Q. Perforins and granzymes are secreted by ______________________

View solution

Q. After entering the target cells, the granzymes activate the ______________________

View solution

Q. Cytotoxic T cells are _____________

View solution

Q. Helper T lymphocytes possess ____________ proteins on their surface.

View solution

Q. Which of the following is the main target of HIV?

View solution

Q. Which of the following is an essential requirement for the differentiation of regulatory T cells?

View solution