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McGill University's Gault Nature Reserve on Mont-Saint-Hilaire, Quebec.
Three bonds separate sequential α carbons in a polypeptide chain
The iron atom of heme has six coordination bonds: four in the plane
Covalent bonds form by the sharing of electrons
Capuchins use stones to crack open palm nuts in much the same way that chimpanzees in some populatio
To cleanse an open wound, begin close to the wound and work outward in full or half circles.