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Darkfield Microscopy
Advanced 4 min read

Darkfield Microscopy

Microbiology, the branch of science that has so vastly extended and expanded our knowledge of the living world, owes its…

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Nucleic Acids
Advanced 11 min read

Nucleic Acids

Introduction The first isolation of what we now refer to as DNA was accomplished by Johann Friedrich Miescher circa 1870. He reported finding a…

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Machine Design II 3 min read

Timing Belts

Belt drives have a major role in rotary power transmission. Just try to peep under the hood of your automobile…

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