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Chapter 7
terms and questions
7
Biology
Undergraduate 1
07/05/2010

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Term
Autotrophs
Definition
Able to produce their own organic molecules through photosynthesis
Term
Heterotrophs
Definition
Live on organic compounds produced by other organisms
Term
All organisms use cellular respiration to extract energy from organic molecules
Definition
Term
Oxidations
Definition
Loss of electrons
Term
dehydrogenations
Definition
lost electrons are accompanied by protons (A hydrogen atom is lost 1 electron, 1 proton)
Term
NAD+ ( Nicotinamide adenosine dinucleotide)
Definition

-an electron carrier

-NAD+ accepts 2 electrons and 1 proton to become NADH

-reaction is reversible

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