Prokaryotes and eukaryotes key
1 Microbes : the most successful creatures on earth? Is evolution driving towards perfection or greater complexity? –Prokaryotes are the simplest form.
Introduction to Kingdoms and Domains. Biologists have long organized living things into large groups called kingdoms. For example; hummingbirds, earthworms,
The Microbial World. Tree of Life Phylogeny based on 16S ribosomal DNA. Three domains of living organisms Borderline entities –Viruses –Viroids –Prions.
Evidence of Evolution