Question

What is a positive feedback loop?

a) something that carries out a response
b) the output of a system stimulates another cycle of the system
c) a closed path that tends to reduce the activity of a body system
d) anything that causes a reaction or response

Answer 1

The output of a system stimulates another cycle of the system

Step-by-step explanation:

This happens when the effect of a pathway is picked up by the sensor and the sensor tells the system to start the pathway over again.