<span>B. Flagellated protists. hope I helped give me brainiest please.</span>
The client should remove all metal objects (such as piercings, rings, jewelry of any kind) the day of the scan.
It provided people with 1 of their most basic needs, a dependable supply of food
I am not 100% sure but I thinking it responds when pathogens enter the body because the immune system is meant to protect your body from illness.