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Chapter 16A Prokaryotes
Sci10 Ch 16A
20
Biology
10th Grade
04/15/2009

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Term
amino acids
Definition
these substances were produced in the famous Stanley Miller experiment. they are also know as the building blocks of protien
Term
conjugation
Definition
in this process,two bacterial cells temporarily join and directly transfer genetic material between them
Term
cocci
Definition
"berries" or spherical shaped
Term
extremophiles
Definition
lovers of the extreme
Term
spirochetes
Definition
the largest spiral shaped bacteria
Term
bioremediation
Definition
the use of organisms to remove pollutants from water air and soil
Term
bacilli
Definition
rod shaped
Term
thermophiles
Definition
heat lovers
Term
bacteria
Definition
the only prokaryotic organisms on the entire planet
Term
binary fission
Definition
when prokaryotic cells copy their DNA almost continuously and divide repeatedly
Term
endo spores
Definition
some bacteria form this when they need to survive extended periods of very harsh conditions
Term
gram positive
Definition
a method used to distinguish the two different types of bacteria
Term
transformation
Definition
some bacteria take up pieces of DNA from the environment. this is called
Term
pathogens
Definition
a disease causing agent.
Term
stromatolites
Definition
these dome shaped ancient fossils re composed of thin layers of sediment pressed tightly together, resembling the layers of an onion
Term
cyanobacteria
Definition
photoautotrophic bacteria that generates oxygen as a waste product of their photosynthesis
Term
archaea
Definition
comes from the Greek word meaning "ancient"
Term
methane
Definition
"swamp gas"
Term
transduction
Definition
this method of bacteria receiving new genetic material involves viruses that infect bacteria that carry gene from one cell and inject them into another
Term
halophiles
Definition
salt lovers
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