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damage caused to the vegetation when it is intensively fed upon by grazing animals and does not have the chance to regrow or recover.
the widespread and rapid extinction of species in the present age due to negative human impact...
is one-millionth of a metre or one-thousandth of a millimetre (0,001 mm). Its unit symbol in the...
the thin moist surface across which gaseous exchange occurs.
the passage through which the nerve and blood vessels leave the root of the tooth.
fats that are solid at room temperature and are found in animals. They are thought to be linked...