I WILL MARK BRAINLIEST!! which of the following would likely NOT increase a reaction rate of an enzyme in your mouth that was not yet at optimal conditions?
1)slight increase in temperature
2) neutral ph
3) more enzyme
4) more substrate
5) extremely high temperature

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101