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The heart muscle uses a lot of energy as it pumps blood through the body. a cell from the heart could be expected to have an unusally high propportion of

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The heart can be a hollow lean muscle which knocks out blood over the arteries and simply by repetitive contractions. It truly is obtained in just about all wildlife with a cardiovascular system (including just about all vertebrates).
User Schmalls
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Answer: Mitochondria

User Michaella
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