Question

Which of the following is an example of a positive feedback?

a. when your body is cold and triggers shivering to warm your body up
b. insulin's reducing blood sugar
c. withdrawing your hand from a painful stimulus, like a broken glass
d. the formation of a platelet plug during blood clotting

Answer 1

C

Step-by-step explanation:

that's the only one that seems reasonable. and (positive)

Answer 2

I believe it would be (B) but i’m sorry if i am wrong.