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biolquiz3
Stack #132268
| Question | Answer |
|---|---|
| Cori cycle involves the interconversion of | lactic acid & glucose |
| glutamine supplementation leads to | diminished muscle protein degradation |
| in the metabolism of AA for energy, what is the fate of the amino group | excreted as urea |
| process where an amino group is combined w/ a keto acid to form an amino acid | transamination |
| electron transport chain is found in the | mitochondrial membranes |
| fatty acids have a greater percentage of | hydrogen-carbon bonds |
| Genelex analyze ?% of your personal DNA genes | less than 0.1% |
| protein best represents a storage form of amino acids | soy protein in soybeans |
| primary reason for recent biggest beef recall | evidence of the slaughter of downer cattle |
| powerhouses of the cell | mitochondria |
| ppl who consume diet sodas increae their rate of | glycolysis |
| what metabolic reactions occurs when a cell uses energy | ATP releases a phosphate group & becomes ADP |
| ?% of cancer is attributed to nutritional factors | 30-35% |
| DNA is a | polynucleotide |
| principal hydrogen carrier in cellular metabolism | NAD+ |
| which amino acid contains sulfur | methionine |
| what reaction is an example of an anabolic reaction | formation of a protein from amino acids |
| coenzyme A contains ? as part of its structure | pantothenic acid |
| universal energy carrier in cells | ATP |
| chief factor that governs the quality of a food protein | essential amino acid content |
| sum of all chemical reactions that go on in living cells | metabolism |
| what reaction release the most energy | oxidation |
| 1st product of fatty acid catabolism | acetyl-CoA |
| if the carbohydrate content of the diet is insufficient to meet the body's needs for glucose, what can be converted to glucose | amino acids |
| 3 sequence of events that accomplish the complete oxidation of glucose to carbon dioxide | glycolysis; TCA cycle; electron transport chain |
| ? takes place in the nucleus & ? takes place in the cytosol | transcription; translation |
| auto-immune diseases = result of ? | immune reaction against one's own substances |
| initial weight loss on a high-protein diet is due to | dehydration |
| TCA stands for | tricarboxylic acid |
| essential coenzyme in transamination reactions | pyridoxal-P |
| when a person is performing intense physical exercise & begins to feel fatigue & stinging/burning pain in the muscles, it is most likely due to muscle's accumulation of | pyruvic acid |
| which amino acid would show highest absorption in normal, healthy ppl | whole proteins |
| best current estimate of the # of human genes & human proteins | 20,000 genes ~ 500,000 proteins |
| oxidative phosphorylation refers to | using the energy of electron-transfer reactions to form ATP |
| when nitrogen losses from the body exceed nitrogen consumed in the diet, we say person is in | negative nitrogen balance |
| catabolism of carbohydrates, fatty acids, & proteins converge to the common metablic intermediate known as | acetyl-CoA |
| sickle-cell anemia is a molecular disease caused by | change of single nucleotide in the B-globin gene from T to A |
| after digestion & absorption, an amino acid not used to build protein will 1st be subjected to | removal of its amino group |
| ATP synthase uses the energy of ? to drive ATP synthesis | a proton gradient |
| What AA has been linked to the development of the rare blood disorder Eosinophilia Myalgia Syndrome in ppl who took it as a supplement | tryptophan |
| when caloric intake is high & protein is consumed in excess, the excess amino acids are metabolized & | stored as fat |
| when NADH is oxidized by the electron transport chain to give NAD + H + 2e, the H | is released outside the mitochondria |
Created by:
ttt688