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BiologyLipids
Fats, oils, waxes, steroids, certain plant pigments, and parts of the cell membrane – these...
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ChemistryThe Periodic Table of Elements I
The modern periodic table is based on Dmitri Mendeleev’s 1896 observations that chemical elements can...
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BiologyAdaptation
This module introduces the concept of evolutionary adaptation. It follows the development of Charles Darwin's...
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