1. A bacterial cell exhibiting chemotaxis probably has A. fimbriae to perform a run or tumble. B. capsule C. mesosomes D. flagella to perform a run or tumble 2. A bacterial genus that has waxy mycolic acid in the cell walls is A. Mycobacterium B. Mycoplasma C. Streptococcus D. Corynebacterium 3. A media is designed that allows only staphylococci to grow. In addition S . aureus colonies have a yellow halo around them and other staphylococci appear white. This type of media is A. selective only B. differential only C. both selective and differential D. a reducing media 4. A pure culture contains only A. one species of microorganisms B. bacteria C. a variety of microbes from one source D. None of these 5. Which of the following is a benefit of multicellularity? a) Greater success in predator-prey relationships b) Decreased life span c) More cells available to duplicate all organismal activities d) Organisms can grow infinitely large 6. All of the following structures contribute to the ability of pathogenic bacteria to cause disease, except A. lysosomes B. fimbriae C. capsules D. the slime layer E. the outer membrane of gram negative cell walls
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1- A bacterial cell exhibiting chemotaxis probably has A- fimbriae to.docx
1. 1. A bacterial cell exhibiting chemotaxis probably has A. fimbriae to perform a run or tumble. B.
capsule C. mesosomes D. flagella to perform a run or tumble 2. A bacterial genus that has waxy
mycolic acid in the cell walls is A. Mycobacterium B. Mycoplasma C. Streptococcus D.
Corynebacterium 3. A media is designed that allows only staphylococci to grow. In addition S .
aureus colonies have a yellow halo around them and other staphylococci appear white. This type
of media is A. selective only B. differential only C. both selective and differential D. a reducing
media 4. A pure culture contains only A. one species of microorganisms B. bacteria C. a variety
of microbes from one source D. None of these 5. Which of the following is a benefit of
multicellularity? a) Greater success in predator-prey relationships b) Decreased life span c) More
cells available to duplicate all organismal activities d) Organisms can grow infinitely large 6. All
of the following structures contribute to the ability of pathogenic bacteria to cause disease,
except A. lysosomes B. fimbriae C. capsules D. the slime layer E. the outer membrane of gram
negative cell walls
