Asked by snoqu

28. Which of these is a sign of an allergic reaction? a) Sneezing b) Fever c) Rash d) Both a and c
29. Which of these is a pathogen? a) Virus b) Antibody c) Antigen d) Cytokine
30. Which of these is the main function of the immune system? a) Produce energy b) Protect against
pathogens c) Make hormones d) None

All Answers 1

Answered by GPT-5 mini AI
28. d) Both a and c — Sneezing and rash are common signs of an allergic reaction.
29. a) Virus — A virus is a pathogen; antibodies, antigens, and cytokines are immune-related molecules.
30. b) Protect against pathogens — The immune system's main role is defending the body from infections.