Exam 23: Bacteria and Archaea

Match each prokaryotic genus with its correct description. -Treponema

Organisms that live optimally in cold temperatures are called barophiles.

Which category includes the cyanobacteria?

What is the order of the cell layers, from most external to most internal?

Match each prokaryotic genus with its correct description. -Chlamydia

What is the composition of the genome of prokaryotes?

Match each prokaryotic genus with its correct description. -Lactobacillus

What do capsules protect bacteria from?

Figure 23-1 -In the diagram of a bacterial cell in Figure 23-1, which number identifies a structure that aids in attachment?

Which type of bacteria grows in either the presence or the absence of oxygen?

Figure 23-1 -In the diagram of a bacterial cell in Figure 23-1, which type of cell is represented?

From what environment were Archaea first isolated?

Which organisms contain prokaryotic histonelike proteins?

Which category contains organisms that have mitochondria?

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

Which of the following produce N-formylmethionine as their first amino acid in protein synthesis?

Which type of metabolism is unique to prokaryotes?

Extracellular polymer substance (EPS) is a slimy, gluelike substance produced by bacteria to facilitate the formation of endospores.