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alternation of generations
Definition of ALTERNATION OF GENERATIONS
: the occurrence of two or more forms differently produced in the life cycle of a plant or animal usually involving the regular alternation of a sexual with an asexual generation
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First Known Use of ALTERNATION OF GENERATIONS
1813
Medical Dictionary
alternation of generations
noun al·ter·na·tion of generations \ˌȯl-tər-ˈnā-shən also ˌal-\
Medical Definition of ALTERNATION OF GENERATIONS
: the occurrence of two or more forms differently produced in the life cycle of a plant or animal usually involving the regular alternation of a sexual with an asexual generation but not infrequently consisting of alternation of a dioecious generation with one or more parthenogenetic generations
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