Microbiology Ch. 5 part 2
Terms
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- Named for the substrates they bind or the reactions which they catalyze, formed by adding the suffix -ase
- enzymes
- small nonprotein molecule that participates in catalytic function; bound tightly to enzyme, usually permanently
- prosthetic groups
- small nonprotein molecule that participates in catalytic function; bound loosely and may associate w/ a number of different enzymes during growth
- coenzymes
- defined as removal of electrons from a substance
- oxidation
- defined as the addition of electrons to a substance
- reduction
- the conservation of energy from chemical reactions in living organisms involves ____
- redox reactions
- a substance's tendency to become oxidized or reduced
- reduction potential
- in catabolism, the electron donor is often referred to as an ___
- energy source
- transfer of electrons in a redox reaction from donor to acceptor usually involves one or more intermediates called
- carriers
- initial donor in redox reaction
- primary electron donor
- final acceptor in redox reaction
- terminal electron acceptor
- enzyme that splits fructose into two three-carbon molecules
- aldolase
- stage one of glycolysis; involves production of glyceraldehyde
- preparatory reactions
- stage two of glycolysis; involves making ATP and making pyruvate
- oxidation
- stage three of glycolysis; involves making fermentation products
- reduction
- proteins bound to the inside surgace of the cell membrane that accept hydrogen atoms from NADH
- NADH dehydrogenases
- proteins that contain a derivative of riboflavin
- flavoproteins
- proteins w/ iron containing porphyrin ring prosthetic groups
- cytochromes