Which of the Following Pathogens is an Intracellular Agent

Question

Which of the following pathogens is an intracellular agent?
A) chlamydia
B) rickettsia
C) prion
D) chlamydia and rickettsia
E) None of these pathogens is an intracellular agent.

Accepted Answer

Chlamydia and Rickettsia are both intracellular agents, meaning that they reside and replicate inside host cells. Prion is not an intracellular agent but rather an abnormal protein that can cause disease by inducing other normal proteins to fold abnormally.