D. they reproduce by binary fission, is the answer I think
Trees, Shrubs, Ground covers, Vines, Cacti, Succulents, Grasses, Perennials, and Annuals. Hope I helped!
Symbiogenesis, or endosymbiotic theory<span>, is an evolutionary </span>theory<span> of the origin of eukaryotic cells from prokaryotic organisms, first articulated in 1905 and 1910 by the Russian botanist Konstantin Mereschkowski, and advanced and substantiated with microbiological evidence by Lynn Margulis in 1967.</span>
The correct answer for fill in the blanks is enhances the rate of natural cleanup process by introducing the pollutant consuming microorganisms or specific nutrients that helps the organisms to degrade pollutants.
It is the process by which the microorganism are introduced into the dirty environment to clean up the area. The microorganisms that feed on a particular nutrient is introduced into the space and it is cleaned up using these microorganisms.