Does evolution have a purpose?Addendum (Evolution)

by David Turell , Wednesday, October 15, 2014, 15:23 (3471 days ago) @ David Turell

Does species cooperation have a role in the IM, inadvertent or otherwise?:-"Furthermore, when ancient Cyanobacteria were domesticated by the ancestors of plants, the bacteria deleted most of their genes or transferred them to the host nucleus, becoming chloroplasts, and, along with mitochondria, are considered “the ultimate realization of bacterial reductive evolution,” Koonin says. The association “dramatically increased the habitat of these photosynthetic bacteria from the sea to terrestrial ecosystems” and enabled plants to colonize the Earth, according to Ton Bisseling, at King Saud University, in Riyadh, Saudi Arabia, writing in Science (doi:10.1126/science.1256542). "-http://bioscience.oxfordjournals.org/content/64/10/956.full-This is a version of symbiosis, coopertion not competition