AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

IMMUNE RESPONSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is your bodies first line of defense?
A
The skin
B
Muscles
C
Cell-mediated response
D
Humoral response
Explanation: 

Detailed explanation-1: -Skin is a barrier that serves as one of the body’s first lines of defense against harmful microbes. Specialized immune cells within skin tissue help to fight invading organisms.

There is 1 question to complete.