Practice 1: Fill in the blank

The immune system consists of two main parts or system One system works 24/7 and protects your

regardless of what type of microorganismis encountered. What system is this?

one the blank: body

And is the innate immune system

Explanation:

There are 2 system, the innate and the adaptive, the innate provides a general defense against harmful germs and substances, and the adaptive creates antibodies to fight that germs.