Article
Parasitism, the diversity of life, and paleoparasitology.
Memorias do Instituto Oswaldo Cruz - 1 Jan 2003
Araújo Adauto, Jansen Ana Maria, Bouchet Françoise, Reinhard Karl, Ferreira Luiz Fernando
Abstract excerpt
The parasite-host-environment system is dynamic, with several points of equilibrium. This makes it difficult to trace the thresholds between benefit and damage, and therefore, the definitions of commensalism, mutualism, and symbiosis become worthless. Therefore, the same concept of parasitism may encompass commensalism, mutualism, and symbiosis. Parasitism is essential for life. Life emerged as a consequence of...
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