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The significance of the plasma membrane is that
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The most commonly encountered bacteria are roughly spherical. The microbiological term describing this shape is
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Another common bacterial shape is that of a rod, often called
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In bacterial cells, ribosomes are packed into the cytoplasmic matrix and also loosely attached to the plasma membrane. What is the function of ribosomes?
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What is a plasmid?
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Plasmids are important to the genetics of many bacteria. This is because
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Bacteria do not always swim aimlessly but are attracted by such nutrients such as sugar and amino acids, and are repelled by harmful substances and bacterial waste products. Movement toward chemical attractants and away from repellents is called
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Some bacteria are considered pleomorphic. This means
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Poly-beta-hydroxybutyrate inclusion bodies
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Gas vesicles in bacteria
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Magnetostomes in bacteria
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The 70S procaryotic ribosomes consist of
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Gram positive cells
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The presence of D-amino acids in the crosslinks of the peptidoglycan layer is most likely because
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The third amino acid in the peptidoglycan crosslinking chain is either diaminopimilic acid or lysine because this amino acid must
![Microbiology|Multiple Choice Quiz (162) Microbiology|Multiple Choice Quiz (162)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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Gram positive cells
![Microbiology|Multiple Choice Quiz (174) Microbiology|Multiple Choice Quiz (174)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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The outer membrane of Gram negative cells is more permeable than the plasma membrane because
![Microbiology|Multiple Choice Quiz (186) Microbiology|Multiple Choice Quiz (186)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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The most important role of the prokaryotic cell wall is to
![Microbiology|Multiple Choice Quiz (198) Microbiology|Multiple Choice Quiz (198)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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Which of the following is not true about capsules and slime layers?
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Fimbriae
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A bacillus bacterium with a single flagellum at each end is described as
![Microbiology|Multiple Choice Quiz (234) Microbiology|Multiple Choice Quiz (234)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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Which of the following is not true about bacterial flagella?
![Microbiology|Multiple Choice Quiz (246) Microbiology|Multiple Choice Quiz (246)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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The flagellar filament grows by
![Microbiology|Multiple Choice Quiz (258) Microbiology|Multiple Choice Quiz (258)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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How does a bacterium control the direction of swimming?
![Microbiology|Multiple Choice Quiz (270) Microbiology|Multiple Choice Quiz (270)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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The methyl-accepting chemotaxis proteins of bacteria
![Microbiology|Multiple Choice Quiz (282) Microbiology|Multiple Choice Quiz (282)](https://i0.wp.com/highered.mheducation.com/olcweb/styles/shared/spacer.gif)
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Bacteria accomplish chemotaxis by
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What is the purpose of bacterial endospores?
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