asked 228k views
0 votes
Which is an external stimulus?
A. Thirst
B. Hunger
C. Pain
D. Heat

asked
User Nacyot
by
7.4k points

2 Answers

4 votes
C.Pain is the answer.
answered
User MarLeo
by
8.8k points
5 votes
D. Heat, heat is an external stimulus. An external stimulus is a signal that originates from outside an organism.
answered
User Bummzack
by
8.5k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.