Question: Bergey’s Manual of Determinative Bacteriology classifies bacteria into taxonomic divisions such as the Gracilicutes and Firmicutes based on the nature of the cellular structure known as the _____
Answer Choices:
(No answer options provided)
Answer: cell wall
Question: The bacterial cell structure indicated by the arrow is a(n) _____
Answer Choices:
membrane
chromosome
spore coat
endospore
Answer: endospore
Question: A collection of bacterial cells, all of which share an overall similar pattern of traits, in contrast to other groups whose patterns differ significantly is called a bacterial _____
Answer Choices:
(No answer options provided)
Answer: species
Question: Which group of archaea grows at very low temperatures?
Answer Choices:
thermophiles
psychrophiles
halophiles
methanogens
Answer: psychrophiles
Question: Which of the following are required for endospores to germinate?
Answer Choices:
water
a specific chemical or environmental stimulus
a large organic food molecule such as starch
desiccation conditions
Answer: water, a specific chemical or environmental stimulus
Question: Endospores break dormancy in the presence of a germination agent and _____
Answer Choices:
(No answer options provided)
Answer: water
Question: Chains of ribosomes are termed _____
Answer Choices:
(No answer options provided)
Answer: polyribosomes
Question: Archaea that are adapted to growth at very high temperatures are called _____
Answer Choices:
methanogens
hyperthermophiles
psychrophilic
halophilic
Answer: hyperthermophiles
Question: Microbiologists that are interested in bacterial and archaeal relatedness would use Bergey’s Manual of _____ Bacteriology, with relationships based mostly on _____ sequencing information.
Answer Choices:
(No answer options provided)
Answer: Systematic; rRNA
Question: The two phases of the life cycle of bacteria in the genera Bacillus, Clostridium, and Sporosarcina are _____ and _____
Answer Choices:
endospores
vegetative cells
gram-negative
archaea
gram-positive
Answer: endospores, vegetative cells
Question: Cells that are related to eukaryotes but similar in structure to bacteria are called _____
Answer Choices:
algae
serotypes
archaea
cyanobacteria
Answer: archaea
Question: The nature of which structure is used in the Bergey’s Manual of Determinative Bacteriology to divide bacteria and archaea into four major divisions?
Answer Choices:
type of ATP production
cell wall
DNA composition
biochemical pathways
Answer: cell wall
Question: Which group of archaea grows at very high temperatures?
Answer Choices:
hyperthermophiles
methanogens
halophiles
psychrophiles
thermoduric bacteria
Answer: hyperthermophiles