Which of the following is the best definition of antigen?
A) a chemical that elicits an antibody response and can combine with these antibodies
B) a chemical that combines with antibodies
C) a protein that combines with antibodies
D) a pathogen
E) something foreign in the body

Question

Quizplus · Accepted Answer

An antigen is any substance that elicits an immune response and can combine with the antibodies generated by that response. This can include proteins, carbohydrates, and other molecules both foreign and native to the body.

Which of the Following Is the Best Definition of Antigen