Select the correct characteristics of the immune adhesion phenomenon:

Indicate the biological significance of C5 convertase:

Complete the statement. Cellular determinants specific to each individual of a species and associated with the plasma membrane of tissue cells are called

Complete the statement. The immunologically active region of an immunogen that binds to antigen-specific membrane receptors of lymphocytes or secreted antibodies is called an .

Match the brief characteristics with the names of complement activation pathways:

Select cells that actively participate in the process of phagocytosis:

The cytotoxic T cells kill the tumor cells by a phenomenon called immune .

The ratio of CD4+ and CD8+ T cells in normal human peripheral blood may be significantly altered in immunodeficiency diseases, autoimmune diseases and other disorders.

Select the pathways for activation of the complement system:

Select the correct characteristics of the complement component C1 activation stage: