biology /check please
posted by joy on .
(stimulus v. response)?
Which of the following is a stimulus, which is a response? Thanks
1)the recess bell ringing in an elementary school
2)your mouth watering at the sight of food on a plate
3)a sudden drop in air temperature
4) a flu virus entering your body
5) getting butterflies" in your stomach before giving a speech
answer :1- stimulus
Isn't a virus entering your body a stimulus?
The others are correct.