polymorphism Meaning, Definition & Usage
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noun (genetics) the genetic variation within a population that natural selection can operate on
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noun (chemistry) the existence of different kinds of crystal of the same chemical compound
pleomorphism.
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noun (biology) the existence of two or more forms of individuals within the same animal species (independent of sex differences)
WordNet
Pol`y*mor"phism noun
Definitions
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(Crystallog.) Same as Pleomorphism . -
(Biol.) (a) The capability of assuming different forms; the capability of widely varying in form. (b) Existence in many forms; the coexistence, in the same locality, of two or more distinct forms independent of sex, not connected by intermediate gradations, but produced from common parents.