89.0k views
5 votes
Which statement correctly describes how your body defends itself against infectious disease?

User Specur
by
8.4k points

1 Answer

1 vote

Answer:

The first line of defense is the skin; the second line of defense involves the immune system recognizing antigens found on the cell of a foreign invader; the third line of defense involves specialized cells that will attack invaders it sees as foreign.

Step-by-step explanation:

User Timothyjc
by
7.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories