Answer:
Explanation:
Antibodies have three main functions: 1) Antibodies are secreted into the blood and mucosa, where they bind to and inactivate foreign substances such as pathogens and toxins (neutralization). 2) Antibodies activate the complement system to destroy bacterial cells by lysis (punching holes in the cell wall).
The answer is d- <span>psychoneuroimmunology</span>
The white blood cell identifies the toxin produced by the pathogen and creates antibodies to fight the pathogen