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Physics, 13.09.2019 04:10 gizmo50245

When tissue is torn or injured, a chemical is released. this chemical causes platelets in the blood
to activate. once these platelets have activated, they release a chemical which signals more
platelets to activate, until the wound is clotted.
a. what type of feedback is this? posit
b. what is the control center?
c. what is the stimulus? _
d. what is the response?

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