Biology 1407 Exam 2 Review Questions With Complete
Solutions
3 shapes of bacteria Correct Answers 1. cocci
2. bacillus
3. spirillum
5 groups of prokaryote archaea Correct Answers 1.
euryarchaeota
2. crenarchaeota
3. thaumarchaeota
4. korarchaeota
5. lokiarchaeota
a flexible cell membrane is important in eukaryotes because
Correct Answers it allows the cell to survive in different
environments
actinobacteria Correct Answers gram positive, high ratios of
GC/AT base pairs, form elaborately branching filaments
alveolates Correct Answers alveoli/sacs beneath the cell
membrane, all unicellular, most photosynthetic
ammensalism Correct Answers one is unaffected, the other is
harmed
antibiotics work by Correct Answers interfering with the
synthesis of peptidoglycan
, apicomplexans Correct Answers all are parasites, complex life
cycle with two different hosts
ex: think cats and rats
archaea have Correct Answers unique lipids in the cell
membranes
archaea lack Correct Answers peptidoglycan
archaea live in Correct Answers extreme environments
batesian mimicry Correct Answers nontoxic species mimics a
toxic species
before DNA sequencing, taxonomy of bacteria was based on...
Correct Answers shape, color, motility, nutrition, antibiotic
sensitivity and cell wall structure
biofilm Correct Answers
biofilm Correct Answers a thick jelly like film created by
bacteria
biofilm Correct Answers a thick jelly like film created by
bacteria
biofilm Correct Answers a thick jelly like film created by
bacteria
carnivory Correct Answers predator and prey are both animals
Solutions
3 shapes of bacteria Correct Answers 1. cocci
2. bacillus
3. spirillum
5 groups of prokaryote archaea Correct Answers 1.
euryarchaeota
2. crenarchaeota
3. thaumarchaeota
4. korarchaeota
5. lokiarchaeota
a flexible cell membrane is important in eukaryotes because
Correct Answers it allows the cell to survive in different
environments
actinobacteria Correct Answers gram positive, high ratios of
GC/AT base pairs, form elaborately branching filaments
alveolates Correct Answers alveoli/sacs beneath the cell
membrane, all unicellular, most photosynthetic
ammensalism Correct Answers one is unaffected, the other is
harmed
antibiotics work by Correct Answers interfering with the
synthesis of peptidoglycan
, apicomplexans Correct Answers all are parasites, complex life
cycle with two different hosts
ex: think cats and rats
archaea have Correct Answers unique lipids in the cell
membranes
archaea lack Correct Answers peptidoglycan
archaea live in Correct Answers extreme environments
batesian mimicry Correct Answers nontoxic species mimics a
toxic species
before DNA sequencing, taxonomy of bacteria was based on...
Correct Answers shape, color, motility, nutrition, antibiotic
sensitivity and cell wall structure
biofilm Correct Answers
biofilm Correct Answers a thick jelly like film created by
bacteria
biofilm Correct Answers a thick jelly like film created by
bacteria
biofilm Correct Answers a thick jelly like film created by
bacteria
carnivory Correct Answers predator and prey are both animals