Answer: C. Melatonin.
Explanation: Melatonin is the hormone responsible for sleep and wake cycles. :)
Question 3: B. Metabolic Rate
question 4: B. Carbohydrates
question 5: A. Fat Soluble and Water soluble
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-This research attempts to show that exercising keeps you fit and helps you avoid a number of disorders, and eating well helps you avoid a variety of harmful diseases by providing you with an extra boost of energy with the right meal.
is this alright please inform me
