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University of Minnesota, Morris - BIOLOGY 222 CH10 1)The three domain systems consist of Archaea, Bacteria, and Eukarya

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University of Minnesota, Morris - BIOLOGY 222

CH10

1)The three domain systems consist of Archaea, Bacteria, and Eukarya.

 

 

 

 

 

2. All known species of bacteria are described in Bergey's Manual of Systematic Bacteriology.          

 

3. Size and shape may allow one to differentiate between a bacterium, fungus, or protozoan.     

 

4. Serratia marcescens are red when incubated at 37°C.     

 

5. Streptococcus pyogenes can be easily distinguished microscopically from other Streptococcus species.       

 

6. Based on DNA hybridization, humans and chimpanzees are the same species.               

 

7. rRNA sequence comparisons are useful for determining evolutionary relationships.     

 

8. If each of two bacteria have a %GC of 50%, this means that they are both definitely closely related.       

 

9. Horizontal DNA transfer may make it more difficult to construct phylogenetic trees.