Question

An individual was exposed to a contagious disease but did not become infected. The agent was unable to enter the body and grow because it was stopped by the person's skin. This is an example of how a __________ can prevent disease.

Answer 1

B) Physical Barrier

Step-by-step explanation:

Your skin acts as a physical barrier between your immune system and the outside world. It blocks diseases but cannot kill them like a chemical barrier. Correct on edge 2022.

Answer 2

An individual was exposed to a contagious disease but did not become infected. The agent was unable to enter the body and grow because it was stopped by
the person's skin. This is an example of how a antigen can prevent disease.