In Superhuman Body, we learn how important heart function is for the human body when James Garrett wasn’t able to keep up with his normal, active lifestyle. Doctors diagnosed him with aortic stenosis, which means that not enough blood was getting pumped to the rest of his muscles and organs. Surgeons installed a human-engineered valve called the SAPIEN 3 to help his heart pump blood efficiently again.
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Construct an argument that plants and animals have internal and external structures that function to support survival, growth, behavior, and reproduction.