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University of Minnesota, Morris - BIOLOGY 222 chap11 1)The skin and oral cavity may have anaerobic microenvironments

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University of Minnesota, Morris - BIOLOGY 222

chap11

1)The skin and oral cavity may have anaerobic microenvironments.             

 

2.          Lactic acid bacteria such as Streptococcus are obligate fermenters that can exist in an aerobic environment due to their use of catalase to mitigate the presence of oxygen.         

 

3.          Bacteria and Archaea both have members that use sulfur compounds as a terminal electron acceptor.          

 

4.         Anoxygenic phototrophs grow photosynthetically only under aerobic conditions.     

 

5.         Obligate aerobes may transform energy via fermentation.               

 

6.         The most medically relevant species of Pseudomonas is P. aeruginosa.        

 

7.         Streptomyces produce a number of antibiotics.          

 

8.         Rhizobium is considered an endosymbiont with plants.          

 

9.         Chlamydia occurs in two forms, a reticulate body and an elementary body.