<h3>The blood in the pulmonary artery is going to the heart to collect oxygen, and therefore has a low content of oxygen. So, the blood in the pulmonary artery is a violet colour because it has low oxygen. The blood in the pulmonary vein is oxygen rich, and so it gives a scarlet</h3>

 
        
             
        
        
        
Answer:
Adam joins the cross-country team and starts to run several miles every day.
Which change would best fit his nutritional needs?
decreasing protein and saturated fats
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C. staying away from smoke and people who smoke will make you less tempted to smoke.
        
                    
             
        
        
        
<span>One way to prevent hypothermia is to </span>wear as many pieces of clothing as possible when exercising in the cold.