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BIOL 271/ BIOL271 Module 7 Exam – Microbiology
(2026/2027) | Complete Practice Questions & 100%
Accurate Answers | Portage Learning
Primary characteristics of bacterial taxonomy
morphology and growth patterns
Secondary characteristics of bacterial taxonomy
serology and metabolism
Bergey's Manual
classifies bacteria by the similarities in ribosomal RNA (rRNA)
Archaea and Bacteria
What domains are included in Bergey's Manual
phylum, class, order, family, genus and species
what taxa is used to identify Archaea and Bacteria
Dichotomous key
dividing a population into 2 parts until a single member is identified by description (artificial
key) gram+ and gram-
Why is it necessary to complete the identification of a bacterium based on its physiology rather
than its morphology?
Most bacteria look the same so further testing help better identify the actual bacteria
normal micrbiota
more or less permanent residence without causing disease; are resistant to drying and high salt
concentrations
transient microbiota
may be present for days, weeks, or months; present on hands and arms
symbiosis
the close relationship between two organisms
BIOL 271/ BIOL271 Module 7 Exam – Microbiology
(2026/2027) | Complete Practice Questions & 100%
Accurate Answers | Portage Learning
Primary characteristics of bacterial taxonomy
morphology and growth patterns
Secondary characteristics of bacterial taxonomy
serology and metabolism
Bergey's Manual
classifies bacteria by the similarities in ribosomal RNA (rRNA)
Archaea and Bacteria
What domains are included in Bergey's Manual
phylum, class, order, family, genus and species
what taxa is used to identify Archaea and Bacteria
Dichotomous key
dividing a population into 2 parts until a single member is identified by description (artificial
key) gram+ and gram-
Why is it necessary to complete the identification of a bacterium based on its physiology rather
than its morphology?
Most bacteria look the same so further testing help better identify the actual bacteria
normal micrbiota
more or less permanent residence without causing disease; are resistant to drying and high salt
concentrations
transient microbiota
may be present for days, weeks, or months; present on hands and arms
symbiosis
the close relationship between two organisms
