Answer: C. A snake hides under a rock on a hot day.
Explanation:
Thirst, hunger, and pathogens are internal issues (meaning inside of the body). Weather (heat) is something from the external environment that the snake is responding to (hiding). Therefore, the correct option is C.
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<em>Question: Which behavior is a response to an external stimulus?</em>
<em>A. A dog drinks to quench its thirst.</em>
<em>B. A squirrel eats when it is hungry.</em>
<em>C. A snake hides under a rock on a hot day.</em>
<em>D. A cat vomits to rid itself of pathogens.</em>
The best and most correct answer provided by the question is HBr, the most powerful and dangerous acid. I hope my answer has come to your help. hope this helps and have a nice day!
The answer is 450.
It is multiplication of magnifications of both lenses,
thus 15 x 30 = 450
Answer:
While some aspects of development may be strongly influenced by biology, environmental influences may also play a role. ... While the genetic instructions a child inherits from his parents may set out a road map for development, the environment can impact how these directions are expressed, shaped or event silenced.
hope this helps :)