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Miscellaneous
Vocab
Prokaryotes
True/False
Prokaryotic Forms
100
Name the three domains
Bacteria, Archaea, Eukarya
100
An ______ is a thick- coated, protective cell produced within the prokaryotic cell when the prokaryote is exposed to unfavorable conditions.
Endospore
100
How long have prokaryotes lived and evolved on Earth?
About 2 billions years
100
Thermophiles are water lovers.
False; Thermophiles are heat lovers.
100
Another name for a curved shaped prokaryote is..
Spiral
200
What are halophiles?
Salt lovers
200
________ are chemical components of the outer membrane of certain bacteria.
Endotoxins
200
Name an organelle that a prokaryote lacks.
Nucleus
200
Prokaryotic cells lack the structural features eukaryotic cells have.
True
200
What shape is bacilli?
Rod-Shaped
300
What type of environments can prokaryotes survive in?
Salty, hot, cold, acidic, and alkaline
300
Species that obtain energy from light are called...
Phototrophs
300
How do prokaryotes reproduce?
Binary Fission
300
Biologists refer to some Archaea as heterotrophs" meaning "lovers of the extreme."
False; Extremophiles means lovers of the extreme.
300
Streptococci causes what infection?
Strep Throat
400
Why do microbiologists use autoclaves to sterilize their laboratory instruments and glassware rather than just washing them in hot water?
Prokaryotes can still survive in hot water.
400
__________ is an organized colony of prokaryotes.
Biofilm
400
What are the two main branches of prokaryotic evolution?
Bacteria and Archaea
400
Species that obtain carbon from the inorganic compound carbon dioxide are called autotrophs.
True
400
What prokaryote is spherical shaped?
Cocci
500
What bacterium causes Lyme disease and Syphilis?
Spirochetes
500
Bacteria and other organisms that cause disease are called ________.
Pathogens
500
Prokaryotes can cause all of the following EXCEPT: cancer, UTIs, ear infections, food poisoning?
Cancer
500
Prokaryotes reproduce sexually by binary fission.
False; Prokaryotes reproduce ASEXUALLY.
500
Name the three common prokaryotic shapes.
Cocci, bacilli, spiral or curved