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microbial metabolism
microbiology
15
Biology
Undergraduate 2
06/11/2008

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Term
metabolism
Definition
growth
energy production
elimination of waste
etc
Term
catbolism
Definition
complex molecules are broken down into simple ones releasing energy
Term
anabolism
Definition
synthesis from simple ones using energy
Term
ATP
Definition
major source of energy
Term
phosphorylation
Definition
addition of a phosphate group to a chem compound
Term
aerobic respiration
Definition
-chem breakdown of complex organic substances
-energy released
-oxygen final electron acceptor
Term
anaerobic respiration
Definition
breakdown of complex organic substances
-energy is released
-substance other than oxygen is the final electron acceptor
Term
fermentation
Definition
-releases energy
-does not require oxygen
-does not require electron transport chain
Term
oxidation
Definition
-decrease in the number of electrons
-loss of hydrogen
-oxidized
Term
reduction
Definition
-increase in the number of electrons
-gain of hydrogen
-reduced
Term
phototroph
Definition
light is primary source of energy
Term
chemothroph
Definition
redox reactions > primary source of energy
Term
autotroph
Definition
carbon dioxide in primary carbon source
Term
heterotroph
Definition
organic carbon is primary carbon source
Term
serratia marcescens
Definition
-gram negative
-red pigment
-high temp
-operation sea-spray
-commonly affects respiratory and urinary tracks
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