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Chapter 6
Cellular Respiration
11
Biology
Undergraduate 1
02/02/2012

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Term
photosynthesis
Definition
using light energy from the sun to power a chemical process to makes organic molecules.
Term
cellular respiration
Definition
a chemical process that harvests energy stored in organic molesules
Term
autotrophs
Definition
organisms that make their own organic matter from inorganic nutrients
Term
heterotrophs
Definition
organisms that cannot make organic molecules from inorganic ones, so must consume autotrophs
Term
eerobic
Definition
a process that requires oxygen
Term
redox reactions
Definition
chemical reactions that transfer electrons from one substanct to another
Term
oxidation
Definition
the loss of electrons during a redox reaction
Term
reduction
Definition
the acceptance of electrons during a redox reaction
Term
electron transport chain
Definition
a chemical machine that uses energy released by the fall of electrons to pump hydrogen ions across a membrane
Term
ATP synthase
Definition
an enzyme that makes ATP
Term
Fermentation
Definition
the anaerobic harvest of food energy
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