Why did the evolution of cyanobacteria change Earth forever? How many domains of life are there and how are they related?
Answer to relevant QuestionsWhat is an ecosystem? What effects can microorganisms have on their ecosystems? What are Koch’s postulates and how did they influence the development of microbiology? Why are Koch’s postulates still relevant today? What function(s) do polysaccharide layers outside the cell wall have in prokaryotes? In a few sentences, explain how a motile bacterium is able to sense the direction of an attractant and move toward it. Describe in a single sentence the structure of a unit membrane.
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