1. Alternation of generations. 2. SYN: asexual generation. 3. SYN: spontaneous generation. [hetero- + G. genesis, production]
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1) ABIOGENESIS
2) ALTERNATION OF GENERATIONS
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het·ero·gen·e·sis (het″ər-o-genґə-sis) [hetero- + -genesis] alternation of generations.Medical dictionary. 2011.