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The Biochemical Basis of Fossilization

In exceptional cases, organism remains may fossilize, persisting in sediment and retaining morphological features across great lengths of time. Eluding complete biological breakdown, these special…

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The Heart: A Mechanical Perspective

The heart, present in almost all fauna, sometimes more than once in an organism (e.g., octopi possess three hearts) is connected to the rest of…

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