Explanation:when we are hungry.we crave for food and eat.
the stimulus is when we are hungry
the response that come from brain is that order us to eat
the stimulie is internal.
hope this will help
The correct answer is A) radiant to chemical.
<span>rift valley is formed on a divergent plate boundary, a crustal extension, a spreading apart of the surface, which is subsequently further deepened by the forces of erosion.
hope this helps please award brainly :)
</span>
Answer:
Hibernating in winter
Explanation:
A behavioral adaptation is something an animal does usually in response to some type of external stimulus in order to survive.