5.0k views
2 votes
Larry is taking a walk in the park. The pollen in the air makes him sneeze constantly. What kind of defense is his immune system exhibiting ?

User Yassine
by
8.4k points

1 Answer

6 votes
first line of defence
User Wouter Van Damme
by
8.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.