Answer:
your spit is one of them too
Explanation:
they're not really but considering your fresh pee is 10x less dirty than a spit I'm considering.
A. T-cell. This activates to fight off the virus or bacteria in your body.
Anemia because it decreases blood viscosity
I would say narcissism. domestic abuses typically have narcissistic qualities
The regulatory system given to this particular question would be Homeostasis. homeostasis means that it creates a balance between things that are interdependent upon each other.