Nutrients is the substance in food
Answer:
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.
Explanation:
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Answer:
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I think that it's important because it gives the brain a time to register than you're done. Also prevents you from overeating.
