Supplemental Quiz

The following characteristics define a bacterial structure. Choose the lettered response which BEST represents your analysis of the structure. Explain your reason for each answer.

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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