Biology, 24.07.2019 10:00 versaceblooper
As animals have evolved large body size, they have also evolved adaptations to improve exchange of energy and materials with the environment. for example, in many larger organisms, evolution has favored lungs and a digestive tract with as animals have evolved large body size, they have also evolved adaptations to improve exchange of energy and materials with the environment. for example, in many larger organisms, evolution has favored lungs and a digestive tract with decreased blood supply increased thickness more branching or folds larger cells
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Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.
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Biology, 22.06.2019 10:50
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As animals have evolved large body size, they have also evolved adaptations to improve exchange of e...
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