Given a scientific question, generate a correct answer to it.

Q: What animal group can be found in every environment on earth, but primarily in the warm and moist tropics?

A: insect
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Q: What also receives input from other areas of the forebrain through the medial forebrain bundle?

A: hypothalamus
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Q: The mercury or alcohol in a common glass what changes its volume as the temperature changes?

A:
thermometer
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