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Ch.8 Cellular Energy

QuestionAnswer
energy ability to do work
thermodynamics study of the flow and transformation of energy in the universe
metabolism all the chemical reactions in a cell
photosynthesis anabolic pathway in which light energy is converted to chemical energy; process that occurs in plants
cellular respiration catabolic pathway in which organic molecules are broken down to release energy for use by the cell; occurs in both plants and animals
adenine triphosphate (ATP) biological molecule that provides energy
thylakoids flattened saclike membranes that are arranged in stacks in the chloroplast
grana stacks of thylakoids
stroma fluid filled space surrounding the grana in the chloroplast
pigment light-absorbing molecules
NADP+ electron carrier in photosynthesis
Calvin cycle phase of photosynthesis in which energy is stored in organic molecules such as glucose
anaerobic process process that does not require oxygen
aerobic respiration includes the Krebs cycle and electron transport system in cellular respiration; produces ATP for the cell
aerobic processes process thaat requires oxygen
glycolysis First step in cellular respiration in which glucose is broken down into 2 molecules of pyruvate
Krebs cycle series of reactions in which pyruvate is broken down into carbon dioxide
fermentation occurs in the absence of oxygen; anaerobic respiration
Created by: KimNixon
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