Answer:
Tobacco has been known to have nicotine. Nicotine is a addictive and harmful chemical and the more you take it, the more it damages you. We should all be aware of addictive chemicals like nicotine.
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True, they consume hidden sugars and empty calories
Answer:
Skeletal muscles contribute to maintaining temperature homeostasis in the body by generating heat. Muscle contraction requires energy and produces heat as a byproduct of metabolism. This is very noticeable during exercise, when sustained muscle movement causes body temperature to rise.