Coordinates muscles controlling breathing ..
Hope it helps.
Answer:
They are Y shaped proteins that work kind of like a laser on a gun in a sense
Explanation:
They latch on to intruders and serve as signals to the immune system to attack the bacteria they have launched on to. After the Bacteria has been destroyed they also stay around and remember what that bacteria looked like so your body can try and stop that type of bacteria sooner and more effectively.
Answer:
too fast give you freedom you know as an adult so they they can test your sensitivity as an adult then they really see if you really need your field
