1828911656 | Organic molecules | Energy is stored in carbs fats proteins | 0 | |
1828912781 | Heterotrophs | Eat organic molecules for food and digest them for energy; controlled release of energy/combustion | 1 | |
1828913718 | Catabolism of glucose | Breaking down of glucose for atp | 2 | |
1828914534 | Combustion | Making a lot of heat energy by burning fuels in one step | 3 | |
1828915899 | Respiration | Making atp and heat by burnin fuels in steps | 4 | |
1828918079 | How do we harvest energy from fuels | Bonds are broken in big molecules to break them into smaller molecules and move the electrons fo one to another they bring energy | 5 | |
1828922442 | How do we move electrons | Move as part of h atom, when hydrogen atoms are moved the electrons move with them because they are attracted to the H+ ions | 6 | |
1828923928 | Oxidation | Adding O removing H Loss of electrons Releases energy; less free energy Exergonic | 7 | |
1828924176 | Exergonic | Release of energy | 8 | |
1828925286 | Endergonic | Absorption of energy | 9 | |
1828926071 | Reduction | Removing O adding H gain of electrons Stores energy; more free energy | 10 | |
1828927172 | Electrons carriers | NADH and FADH2 move electrons by moving around h atoms | 11 | |
1828928137 | Aerobic steps | 1.glycolysis 2.fermentation | 12 | |
1828931133 | Aerobic steps | 1. Glycolysis 2. Pyruvate oxidation 3.krebs cycle 4. ETC | 13 | |
1828933963 | Glycolysis | Substrate level phosphorylation; makes 2 pyruvate, 2 ATP and 2NADH + H+ | 14 | |
1828935772 | Substrate phosphorylation | The phosphate comes from the environment or from the substrate (pep) | 15 | |
1828937163 | Oxidative phosphorylation | ATP synthase makes atp by adjoining a phosphate to ADP | 16 | |
1828940073 | Alcohol fermentation | 2 pyruvate changes to 2 ethanol, 2 nad+, and 2 CO2 Not reversable Bacteria Yeast | 17 | |
1828942713 | Lactic acid fermentation | 2 pyruvate changes to 2 lactic acid and makes 2 nad+ Reversable by liver Animals Some fungi | 18 | |
1828946062 | Pyruvate oxidation | Yields a 2 carbon sugar, NADH, CO2, and ACetyl coA | 19 | |
1828949254 | Krebs cycle | In mitochondria, Yields: 2CO2, 2NADH, 2FADH2, 2 ATP, and 1 glucose per 2 turns Reduction of electron carriers | 20 | |
1828953308 | electron transport chain | Yields most ATP from oxidative phosphorylation in ATP Synthase enzyme that puts a phosphate with ADP and the h+ ions diffuse thru down CG to conformational change the enzyme | 21 | |
1828957711 | Why is oxygen so important | If creates the electron negativity which attracts the electrons and pulls them thru the chain to be the final acceptor at the end to crest H2O and h atoms noe have h+ that is being diffused Into the intermembranal space | 22 | |
1828961958 | Phosphofructokinase | Can be inhibited by ATP and citrate, activated by amp. Amp is like ATP but ATP is used as an inhibitor so that the cycle will halt ATP production until necessary so nothing is being wasted and only energy needed is made; negative feedback; and then amp will start it when it needs more ATP | 23 | |
1828962403 | Energy | The ability to make change or do work | 24 | |
1828963607 | Kinetic energy | Relative motion of objects | 25 | |
1828964827 | Heat energy | Random movement of molecules (quickly) associated with Kinetic energy | 26 | |
1828967385 | Chemical energy | Potential energy available for use in chemical reactions | 27 | |
1828967987 | Thermodynamics | Study of energy transformations that occur in a collection of matter | 28 | |
1828968940 | First law of thermodynamics | The energy of the universe is constant energy can be transferred and transformed not created or destroyed | 29 | |
1828971842 | Second law of thermodynamics | Every energy transformation increases entropy, energy not available for work , randomness, in the universe | 30 | |
1828974395 | Free energy | Energy available for other uses from electrons etc. | 31 | |
1828976923 | How is work done by ATP | Chemical> the staring of endergonic reactions, synthesis of polymers to monomers Transport> pumping of substances across membrane agains direction of spontaneous movement Mechanical> contraction of muscles beating of cilia etc | 32 | |
1828977885 | Coupled reactions and ATP | One reaction is ATP becoming ATP using its energy to bind ADP to a P and the other reaction uses the energy from ATP hydrolysis to drive its reaction | 33 | |
1828984062 | In cell respiration what is oxidized what is reduced | Glucose oxidized, oxygen reduced | 34 | |
1828988307 | Cytochromes | Electron carrier proteins | 35 | |
1828990087 | Facultative anaerobes | Organisms that can survive on the ATP made by fermentation or anaerobic respiration | 36 | |
1828995564 | Who do fats provide twice and many calories as sugars | They get broken down into glycerol and fatty acids and thru beta oxidation can be broken down further into molecules that drive cellular respiration (fatty acid>2 ACetyl coA) | 37 |
AP Bio Chapter 8+9: Cellular Respiration Flashcards
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