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Details Title: Bio Final Exam Description: 3 Exams Total Flash Cards: 40 Created: 12/12/2003 00:53:29	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term At the beginning of the Citric Acid Cycle, Acetyl CoA is combined with oxaloacetate to form: Definition Citrate Term Which type of organelle or cell structure is found in plants but not animals? Definition Plasmodesmata Term The Respiratory Chain uses the _______ mechanism to couple proton transport to the addition of a phosphate group onto ADP to form ATO. This formation of ATP is called _________ Definition Chemiosmotic, Oxidative Phosphorylation Term The fatty acids from Triglyceride molecules can enter into the catabolic metabolism by first being converted to: Definition Acetyl CoA Term Catabolic reaction result in ____(more, less) products than reactants, delta S is ____(+/-) Definition more, + Term From Pasteur's experiments, where boiled yeast extract in a swan-necked flask remained free of microbial growth, but became contaminated in flasks exposed to airborne dust containing microbes, one can conclude.. Definition at least some instances of apparent "spontaneous generation" of life is attributable to microbes in airborne dust Term Photosystem II Definition all of the above (splits water to form oxygen, donates electros to the electron transport chain, powers chemiosmotic ATP synthesis) Term Photosystem I Definition can generate both ATP and NADPH Term Enzymes catalyze biological reactions by lowering the activation energy Definition duh. Term where do glycolysis, pyruvate oxidation, the citric acid cycle, and the respiratory chain take place? Definition cytoplasm, inner mitochondrial membrane, mitochondrial matrix, inner mitochondrial membrane Term Heme, a component of hemoglobin which helps this enzyme bind oxygen, is an example of a... Definition prosthetic group Term Fermentation allows cells to.. Definition regenerate NAD+ so glycolysis can continure Term T/F....Most of the free energy change from glycolysis is captured as ATP Definition F. actually NADH Term Which type of side chain does threonine have? Definition polar, uncharged. Term Nonpolar molecules prefer to aggregate with each other rather than with water because.. Definition the have no partial charges Term Miller and Urey used an atmospheric compartment consisting of inorganic nitrogen, hydrogen gas, methane, ammonia, carbon dioxide and water vapor to... Definition demonstrate the formation of organic molecules from inorganic ones Term Rubisco, the enzyme responsible for most of the organic carbon on the Earth surface... Definition produces two molecules of a 3-carbon compound (3PG) from CO2 and RuBP Term what do chloroplasts and mitochondria have in common? Definition have their own DNA, are thought to have arisen as prokaryotic endosymbiosis, double membrane, electron transport chain in the inner membrane Term what's a difference between chloroplasts and mitochondria? Definition only mito. synthesizes ATP by oxidative phosphorylation Term What kinds of bonds link the nucleotides together, via the phosphate groups, in the backbone of a nucleic acid? Definition phosphodiester bonds Term the main function of the golgi apparatus is to... Definition modify newly-made proteins Term Which type of structure is comprised primarily of intermediate filaments? Definition desmosome (intermediates, gap junctions) Term What is the name of the collageneous mesh that is an extracellular strcuture that supports cells that would otherwise be very fragile? Definition basement membrane Term Which structures allow heart muscles to contract nearly simultaneously? Definition gap junctions Term simple carrier proteins can never establish a concentration gradient across the cell membrane because... Definition they work equally well in either direction Term the sodium-glucose cotransporter is what type of transporter? Definition a secondary active transporter Term which of the following is NOT of function of the plasma membrane? information processing, energy transformation, endocytosis, organizing chemical reactions, photosynthesis Definition photosynthesis Term Photosynthetic energy is used by the Calvin-Benson cycle.. Definition in the form of ATP and NADPH AND in reversing the latter reactions of glycolysis to convert 3-phoshohlycerate (3PG) to glyceraldehyde-3-phosphate (G3P) and in regenerating ribulose biphosphate (RuBP) Term Compared to C3 plants, C4 plants... Definition all of the above (are more efficient in hot, dry conditions, use PEP carboxylase to fix CO2 initially, generating a 4-carbon compound, and do not oxygenate RuBP to produce the waste product glycolate Term The addition of a competitive inhibitor which slows a reaction that is catalyzed by an enzyme can be overcome by... Definition adding more of the enzyme Term T/F...if osmosis occurs across a membrane, then diffusion is not occuring Definition FALSE. it is occuring Term In biological membranes, the phospholipids are arranged in a... Definition bilayer with the fatty acids pointing toward each other Term A molecule that has an important role in long-term energy storage is a... Definition glycogen Term Carbonic acid and sodium bicarbonate act as buffers in the blood. When a small amount of acid is added to this buffer, the pH... Definition doesn't change Term The four elements most common in organisms are... Definition carbon, hydrogen, oxygen, and nitrogen Term what is the order of organelles through which information flows as a gene is expressed to make a protein that is secreted from the cell? Definition nucleus, Rough ER, cis face of Golgi, trans face of Golgi, plasma membrane Term T/F beneficial adaptations acquired during an organism's lifetime are passed on to the progeny Definition FALSE Term If photosynthetic bacteria growing in an airtight chamber are first put in darkness, then given 14C-labelled CO2, which compound would contain the 14C atoms? Definition the first stable product of CO2 fixation Term Fundamental and common to all life on Earth: metabolize energy, grow and reproduce, interact with environment, composed of organic molecules Definition not fundamental/common: contains DNA in the nucleus...prokaryotes DNA is in the cytoplasm b/c there is no nucleus Term Glyolysis requires as inputs: Definition ATP, ADP, and NAD+