Exam 23: Bacteria and Archaea

Figure 23-1 -In the diagram of a bacterial cell in Figure 23-1, which number identifies the structure that carries out protein synthesis?

Which organisms contain branched membrane lipids with ether linkages?

Which genus contains Gram-positive bacteria?

Match each prokaryotic genus with its correct description. -Rhizobium

Which of the following is likely the oldest known lineage in the Archaea?

Match each prokaryotic genus with its correct description. -Streptococcus

What is the major structural component of bacterial cell walls?

Figure 23-1 -In the diagram of a bacterial cell in Figure 23-1, which number identifies the structure that carries supplemental genetic information?

Archaea have multiple types of RNA polymerase.

How long does it take for a biofilm to form?

Figure 23-2 -In the phylogenetic tree in Figure 23-2, which branch identifies Archaea?

Figure 23-1 -In the diagram of a bacterial cell in Figure 23-1, which number identifies a structure that is composed of polysaccharides?

Which of the following are among the Archaea that have been cultured in the laboratory?

Which phrase describes a bacterial flagellum?

What are the three domains of life?

Which organisms obtain energy by oxidizing organic or inorganic substances?

Match each prokaryotic genus with its correct description. -Neisseria

Which category includes most of the bacteria that cause human disease?

Which term refers to a bacterial protein that causes disease only after the cell has been disrupted?

Which of these types of bacteria has the smallest type of cell?