Hole forming-proteins called 'perforins' are produced by:

Cry protein is produced by

Cry protein is produced by

Perforin is released by :-

Repressor protein is produced by :

Repressor protein is produced by

Repressor protein is produced by

When a host is exposed to antigens which may be in the form of living or dead microbes or other proteins antibodies are produced in the host body. This type of immunity is called