Answer:The respiratory and circulatory systems bring oxygen and nutrients to the cells. The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood. The lungs contain the bronchi, bronchioles, and alveoli.
Explanation:
Can be carried along on a trip
<span>Exposure to cigarette smoke mostly is the case</span>
Nutrients........................
Being overly happy in how well your performing in the sport