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Catabolism
The process of breaking down complex molecules.
Anabolism
The process of synthesizing complex molecules.
Chemolithotroph
obtains energy from inorganic compounds.
Phototroph
Microorganism obtaining energy from light.
Chemoorganotroph
Microorganism obtaining energy from organic compounds.
Autotroph
Organism producing organic molecules from inorganic nutrients.
Heterotroph
Organism using pre-formed organic molecules for energy.
Oligotrophy
Ability to grow at low nutrient concentrations.
Syntrophy
Interdependent metabolic cooperation between microbial species.
Fermentation
Process converting electrons into organic products.
Respiration
Process converting electrons into inorganic electron acceptors.
Central metabolism
Includes glycolysis and the TCA cycle.
Secondary metabolism
Involves metabolites not essential for survival.
Baas Becking hypothesis
States that everything is everywhere, but the environment selects.
Van Niel hypotheses
States that every molecule can be used as a carbon or energy source by a microbe.
Niche construction
Shaping of habitat dimensions by organisms.
Extremophiles
Microbes living in extreme conditions.
Microbial blooms
Can create oxygen minimum zones due to respiration.
Mutualism
Symbiotic relationship where both host and microbes benefit.
Pathogenesis
Microbes causing harm to the host.
Note
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