Question

A student infected by a common cold virus ran a low-grade fever. After a few days, the student’s temperature returned to normal and the student was free of cold symptoms. The fever served as

(1)an antigen in the circulatory system
(2)an immune response to a pathogen
(3)a biological catalyst
(4)a weakened pathogen

Answer 1

2 an immune response to the pathogen

Answer 2

The best and most correct answer among the choices provided by the question is the second choice. Our immune system has certain defense mechanics that protects us from pathogens, such examples are the white blood cells. I hope my answer has come to your help. God bless and have a nice day ahead!