MicroBiology Home   Microbiology, 4/e               Prescott, Harley, Klein
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Chapter 3
Supplemental Quiz Questions

The following characteristics define a bacterial structure. Choose the lettered response which BEST represents your analysis of the structure.

1. Protein, Facilitates infection, Numerous, Binds carbohydrates, Bristle-like.
A. flagella
B. capsule
C. pili
D. fimbriae
E. slime

2. Protein, Carbohydrate, Lipid, 80% water, Elastic, Inorganic ions and gases.
A. chromosome
B. cytoplasm
C. membrane
D. cell wall
E. capsule

3. Carbon and nitrogen polymer, 50% or more of cell weight, some sulfur side groups, catalyst.
A. membranes
B. enzymes
C. DNA
D. steroids
E. carbohydrates

4. These characteristics also describe a bacterial structure. Choose the structure's function.

DNA, thick layers of cell wall and protein, reduced water content, dipicolinic acid.

A. carbon and energy reserves
B. metabolic events
C. DNA survival
D. attachment or adherence
E. replication

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