The upset of the stomach; the urge to throw up...
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The process in which certain plants or animals are eliminated from an environment and do not carry on in an environment...
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An immunity that is found naturally in certain plants or animals...
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An organism that preys upon or is preyed upon by another animal in nature...
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A type of hybrid breeding that takes place without the help of people...
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A disease that is caused by an organism indigenous to an environment t...
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The part of the throat above the soft palate...
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A medical condition in which the kidney becomes inflamed...
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The removal of a kidney through surgical means...
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The study of newborn living things...
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The sharp teeth that are present when piglets are born; there are eight of them and they are often clipped...
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The process in which a needle is inserted into tissue to remove tissue...
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