Receive deoxygenated blood from the body
Answer:
Explanation:
I think it’s D humans have added carbon dioxide to the atmosphere by burning fossil fuels
Answer: Commensalism means that one species benefits from the relationship and the other is unaffected.
Explanation:
its simple tbh
Answer:
Heart failure — sometimes known as congestive heart failure — occurs when the heart muscle doesn't pump blood as well as it should. When this happens, blood often backs up and fluid can build up in the lungs, causing shortness of breath.
Explanation:
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