Chimie Crewneck Sweatshirts

H2O, la molécule de la vie

Physique Quantique

Love can be distilled into three categories: lust, attraction, and attachment. Though there are overlaps and subtleties to each, each type is characterized by its own set of hormones. Testosterone and estrogen drive lust; dopamine, norepinephrine, and serotonin create attraction; oxytocin and vasopressin mediate attachment

chemical structures of amino acids

chemical structures of amino acids

This work represents some Chemical structures of volatile aroma compounds in flowers as lilies, carnations, violets, roses, lilacs, hyacinth and chrysanthemums