Biology 1406 Test #3
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each of the black spaces below before clicking
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| Organisms that build organic molecules from inorganic compounds | autotrophs
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| organisms that obtain organic molecules by eating other organisms or their by-products | heterotrophs
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| making of atp by using energy from H+ gradient - includes chemiosmosis and oxidative phosphorylation | chemiosmosis
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| series of enzymatically catalyzed reactions ex. cellular respiration | biochemical pathways
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| reactions not requiring oxygen | anaerobic
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| reactions requiring oxygen | aerobic
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| protein complex in the christae, makes atp from adp and pi | atp synthase
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| occurs by all organisms in the mitochondria - energy comes from food indirectly making ATP | oxidative phosphorylation
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| nadh produce how many atp | 3
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| fadh2 produce how many atp | 2
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| is more energy made through substrate level or chemiosmosis | chemiosmosis
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| what is the balanced equation for cellular respiration | c6h12o6 ----> 6co2+6h2o+36atp
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| which phosphorylation includes photophosphorylation and oxidative phos? | chemiosmosis
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| phosphorylated substrate will catabolize to release the phosphate | substrate level phos
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| where does glycolysis take place | cytosol
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| where does oxidation of pyruvate take place | mitochondria
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| where does krebs cycle take place | mitochondria
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| where does oxidative phos take place | mitochondria
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| what is the reactant and product for glycolysis | glucose: pyruvate, ATP and NADH
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| what is the reactant and product for oxidation of pyruvate | pyruvate: co2, NADH, acetyl
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| what is the reactant and product for citric acid cycle | acetyl: NADH, FADH2, ATP and CO2
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| if a reaction is aerobic where does it occur? | mitochondria
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| how does oxidative phosphorylation take place? | collects products of other stages and converts to ADP
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| which cycle produces the most ATP? | Citric acid cycle
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| How many gross and net ATPs are produced by total oxidation of one mole of glucose? | 38 and 36
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| how many atp will one mole of glucose yield in cellular respiration | 36
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| how many kcal will one mole of glucose yield in cellular respiration | -263kcal. 36*-7.3
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| how many atp will one mole of glucose yield in fermentation | 2
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| how many kcal will one mole of glucose yield in cellular respiration | -14.6 kcal. 2*-7.3
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| how efficient is cellular respiration | 38%
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| how efficient is fermentation | 2%
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| how efficient are cars | 25%
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| 2 types of fermentation | alcoholic and lactic acid
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| biochemical pathway of lactic acid fermentation | glucose->2 lactates->2 atp
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| biochemical pathway of alcoholic fermentation | glucose->2 ethanol and 2 co2->2 atp
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| which type of cells use lactic acid fermentation | muscle cells
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| which type of cells use alcoholic fermentation | yeast
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| the hydrolysis of one atp to adp + phosphate will yield how many kcal | -7.3
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| the hydrolysis of one adp to atp + phosphate will require how many kcal | 7.3
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| the inner folded membrane is where what takes place | oxidative phosphorylation
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| what is produced in the matrix | co2
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| why dont you oxidize every molecule of food that is ingested | some are to provide raw materials for others
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| in cellular respiration what is the final electron acceptor in the etc and what is formed? | oxygen and water
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| balanced equation for photosynthesis | 6co2+12h2o+light ----> c6h12o6+6o2+6h2o
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| an organism, obtaining energy from sunlight as its source of energy to convert inorganic materials into organic materials for use in cellular functions | photoautotrophs
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| pigment disorder, cannot repair uv damage | Xeroderma pigmentosum
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| range of all possible frequencies of radiation | electromagnetic spectrum
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| particle of light | photon
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| shorter wavelengths = | higher energy
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| longer wavelenths= | lower energy
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| what color do carotenes not absorb | orange
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| what color do xanthophylls not absorb | yellow
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| what color do chlorophyll as not absorb | blue green
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| what color do chlorophyll bs not absorb | green yellow
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| are light reactions endergonic or exergonic | exergonic
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| are dark reactions exergonic or endergonic | endergonic
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| dark reactions are called | calvin cycle
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| reactants and products of light reactions | o2; nadph and atp
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| reactants and products of dark reactions | co2; sugar, water, nadp+ and adp
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| where do light reactions take place | stroma
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| where do dark reactions take place | thylakoid membrane
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| clusters of a few hundred pigment molecules | photosystems
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| what is difference between ps1 and ps2 | protein around photosystem
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| ps1 absorbs light best at | 700nm
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| ps2 absorbs light best at | 680nm
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| in photosynthesis, what is the final electron acceptor and what is formed | nadp+ forms nadph
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| where does nadph get electrons from | ps1
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| where does photosystem 1 get electrons from | ps2
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| where does photosystem 2 get electrons from | water
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