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Bacteria are
A. Eukaryotic
B. Prokaryotic
Prokaryotic
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Small, circular piece of DNA found in some bacteria
A. Capsule
B. Plasmids
C. flagella
plasmids
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Arranged in a single circular chromosome
A. DNA
B. pili
C. RNA
DNA
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Gives the cell its shape
A. flagella
B. cilia
C. cell wall
cell wall
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Protective layer surrounding the cell wall, makes it difficult to kill the bacteria
A. capsule
B. flagella
C. pili
capsule
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Long whip-like tail in some bacteria
A. capsule
B. flagella
C. pili
flagella
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Short, hair-like structures involved in reproduction
A. capsule
B. flagella
C. pili
pili
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Reproduction of bacteria
A. usually asexual
B. usually sexual
usually asexual
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Process by which the chromosome is replicated and the cell divides
A. conjugation
B. transformation
C. binary fission
binary fission
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Process by which bacteria pick up and incorporate DNA from dead bacterial cells
A. conjugation
B. transformation
C. binary fission
transformation
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Sexual reproduction in which genetic material is passed thru cell to cell contact
A. conjugation
B. transformation
C. binary fission
conjugation
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Have a hard outer covering and are resistant to drying out, extreme temperatures, and many chemicals
A. chromosomes
B. pili
C. endospores
endospores
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Group of monerans that are found in extreme habitats where little else lives
A. eubacteria
B. archaebacteria
archaebacteria
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Live in oxygen-free environments and produce methane
A. halophiles
B. thermophiles
C. methanogens
methanogens
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Live in extremely hot water
A. halophiles
B. thermophiles
C. methanogens
thermophiles
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Live in extremely salty conditions
A. halophiles
B. thermophiles
C. methanogens
halophiles
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"True" bacteria
A. eubacteria
B. archaebacteria
eubacteria
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4 ways that bacteria are classified
- Cell shape
- Cell wall composition
- Nutrition
- Respiration
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Sphere-shaped bacteria
A. coccus
B. bacillus
C. spirillum
coccus
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Rod-shaped bacteria
A. coccus
B. bacillus
C. spirillum
bacillus
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Cell shaped like coiled rods or corkscrews
A. coccus
B. bacillus
C. spirillum
spirillum
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Joined in pairs
A. staphylococcus
B. diplococcus
C. streptococcus
diplococcus
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Joined in clusters
A. staphylococcus
B. diplococcus
C. streptococcus
staphylococcus
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Joined in chains
A. staphylococcus
B. diplococcus
C. streptococcus
streptococcus
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Organisms stained with purple dye
gram staining
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The purple die remains and is less resistant to antibiotics
gram positive
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The purple die does not "stick" and are more resistant to antibiotics
gram negative
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Organisms that cannot make their own food
heterotrophs
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Organisms that can make their own food
autotrophs
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Feeds on dead or decaying organisms
A. cyanobacteria
B. saprophyte
C. chemoautotrophs
saprophyte
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Lives on or in an organism doing it harm
parasite
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Capture light to make their own food
A. cyanobacteria
B. saprophyte
C. chemoautotrophs
cyanobacteria
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Obtain energy from breaking down chemicals
A. cyanobacteria
B. saprophyte
C. chemoautotrophs
chemoautotrophs
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Use oxygen to break down food
A. anaerobes
B. aerobes
aerobes
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Can break down food in the absence of oxygen
A. anaerobes
B. aerobes
anaerobes
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Infects the lungs
A. Botulism
B. Tetanus
C. Tuberculosis
tuberculosis
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Causes lock jaw
A. Botulism
B. Tetanus
C. Tuberculosis
tetanus
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Food poisoning caused by bacteria
A. Botulism
B. Tetanus
C. Tuberculosis
botulism
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Breaks down dead or decaying material
decomposers
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Infection results from the bite of the deer tick
A. Strep
B. Lyme Disease
C. Tetanus
Lyme Disease
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Turning nitrogen into a usable form for plants
nitrogen fixation
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4 Ways that bacteria benefit humans
- 1. Used in foods such as yogurt, cheese, vinegar, etc.
- 2. Medicines - produce some antibiotics
- 3. Agriculture - nitrogen fixation
- 4. Environmental - used to help clean up oils spills
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