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the process of removing salt and other minerals from seawater, to make it drinkable.
two or more forms of a particular chemical element, that have the same number of protons in the...
drugs that are used to treat infections caused by bacteria. Many antibiotics are produced by...
a blind-ending lymphatic capillary found inside each villus for the absorption of the end...
the structure that separates the right ventricle from the pulmonary artery. It prevents the...