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gumball gumball
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6 years ago
When blood temperature rises, the hypothalamus sends a signal to the blood vessels in the skin, causing them to constrict.
 
 Indicate whether the statement is true or false
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BlackfireluvBlackfireluv
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6 years ago
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gumball Author
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6 years ago
Brilliant
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Yesterday
Just got PERFECT on my quiz
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2 hours ago
Good timing, thanks!
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