Answer:
it would be A winter would be wermer
Explanation:
Blood carrying carbon dioxide is sent from the heart to the lungs from the pulmonary artery
Answer:
carbon dioxide passes from the blood into the alveoli and is then exhaled. Oxygenated blood travels from the lungs through the pulmonary veins and the cycle goes on every time you breath or inhale you inhale oxygen into your blood cells.
Explanation:
