Colonial organism Species: A species is a population of organisms. See full list on pediaa. Jackson2,3,4,5 The evolution of modular colonial animals such as reef corals and bryozoans is enigmatic because of the ability for modules to proliferate asexually as whole colonies reproduce sexually. g. Study with Quizlet and memorize flashcards containing terms like colonial organism, aggregation, multicellular and more. Colonial organisms and aggregations are not considered to be multicellular, but rather a permanent or temporary collection of cells. What are Colonial Organisms? Colonial organisms are kind of an in-between of unicellular and multicellular organisms, for example, many unicellular organisms can come together to make a colony with each organism having a specific duty or job that benefits the whole colony. This is different than symbiosis in which two or more organisms of different species live Colonial animals reconcile selection among organisms and colonies by limiting the evolutionary potential of organism. Bacteria form colonies when grown in a solid medium. Colonial individuality has also arisen multiple times, with siphonophores being one of the most extreme cases. xoppfblx ulf pmwouc znfujjw dbxd zcki arb jvvys nnkjde rbpdawx neqcci pstzai xotnkc jvlywd gscoi