Bonding, a loving attachment that develops between you and <span>your baby.
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Your question doesn't really make sense but I answered it as well as I could.</span>
Answer: All of the above.
A few hours after exercising
There are three major classes of macronutrients: carbohydrates, lipids, and proteins. All three of these nutrients are needed in relatively large amounts AND they contain Calories (note the capital C which indicates kilocalories) which can be "burned" in your body to create energy for your body
They can constrict or dilate because their walls are muscular.