fermentation which occur under anaerobic respiration to produce ATP without the use of oxygen. Anaerobic respiration takes place in certain prokaryotic organisms that have an Electron Transport Chain (ETC) but do not use oxygen as a final electron acceptor at the end of the chain (Campbell et all‚ 2015) different with the aerobic respiration which use oxygen to produce ATP and its final electron acceptor will be oxygen. The net product of energy for anaerobic respiration is 2 ATP molecules per glucose molecule
Premium Metabolism Oxygen Glucose
“Comparing Average Rates of Respiration in Mealworms in Light and Dark Environments in a Manometric System” Mohammad Rafi 213552179 BIOL1000 LAB REPORT Oct 28‚ 2014 Hypothesis The biological hypothesis for this lab experiment was that the rate of respiration in mealworms would decrease in mealworms that were exposed to a dark environment compared to those mealworms that were exposed to a light environment. This hypothesis was based on the fact that oxygen levels tend to decrease in
Premium Null hypothesis Glycolysis Hypothesis
Examining the activity rate using DCIP and a spectrophotometer of succinate dehydrogenase isolated from Brassica oleracea mitochondria via mechanical disruption and differential centrifugation Introduction Mitochondria are important cellular organelles located in the cytosol of cells and is believed to have originated through an endosymbiotic relationship. The unique double layered membrane structure is responsible for the production of the primary energy currency of the cell; adenosine triphosphate
Premium Adenosine triphosphate Metabolism Cellular respiration
Protocol for Lab 5 – Aerobic Respiration Part 1 Isolation of Mitochondria from Cauliflower - Weigh 50g of rosettes cut from fresh cauliflower head. - Cut rosettes and place it on ice - Prepare juice extractor by placing ice and an empty 150 ml beaker into the right compartment. - Collect pulp from left compartment and record total volume of the extract. Approx. 20ml - Filter the pulp using six layered cheese cloth and collect it in a beaker sitting on ice. - Place two 50 ml test tubes
Premium Cellular respiration Adenosine triphosphate Citric acid cycle
In fermentation the pyruvate is converted into ethyl alcohol‚ through the oxidation of the 2 NADH molecules‚ which returns them to two NAD+’s (Freeman‚ 2011). Oxidation is the loss of an electron in this case H+. We used information from previous labs in which we tested
Premium Ethanol Yeast Carbon dioxide
Cellular Respiration is part of the metabolism of organisms‚ it provides the energy for organisms’ basic life activity. The process of cellular respiration converts oxygen and water to glucose and carbon dioxide‚ and usually occurs inside of mitochondria. Thus the cellular respiration is closely related to the life of all organisms‚ especially the human. In a case study in cellular respiration‚ seven unrelated people died in five days‚ and the reason is unclear. However‚ all the victim had same
Premium Blood Myocardial infarction Hypertension
This lab was split up into two different experiments‚ using different variables in each. During the first section of the lab‚ we investigated the what the effect of light is on both photosynthesis and cellular respiration. Our hypothesis about this effect was that the cuvette representing ‘no light’‚ being covered in foil‚ would result in a yellow CO2 indicator fluid‚ meaning that there was a decrease in pH and a high level of CO2 was present. Additionally‚ we hypothesized that the cuvette that was
Premium Photosynthesis Carbon dioxide Plant
ANAEROBIC AND AEROBIC METABOLISM Lab 5 BCEM 341 – Winter 2014 Nebojsa Kuljic 10066717 Partner: Kendra Skalyn B02 Introduction Cells of all organisms can obtain energy through the combustion of sugars‚ either in the presence of oxygen (Aerobically) or without oxygen (Anaerobically). The purpose of this experiment was to perform a quantitative investigation of the differences between Anaerobic and Aerobic metabolism using pea seedlings and yeast organisms [1].
Premium Cellular respiration Adenosine triphosphate Metabolism
Introduction: Cytochrome c oxidase plays a vital role in cellular respiration by accepting e- from cytochrome c and transferring them to an acceptor oxygen molecule in the final step of electron transfer chain. Carbon monoxide and cyanide are few of the inhibitor of this enzyme. 4 Fe2+ -cyt c + 8H+ + O2 4 Fe3+ -cyt c + 2H2O + 4H+ [out] Cytochrome c oxidase locates to the inner membrane which separates the mitochondrial matrix from the intermembrane space. However‚ Potato tubes can
Premium Cellular respiration Adenosine triphosphate Metabolism
In the next step in aerobic respiration‚ each pyruvate‚ as produced by glycolysis in the cytosol‚ is normally converted to acetyl-CoA by pyruvate dehydrogenase in the mitochondria. During this process‚ electrons are transferred to NAD+‚ producing NADH‚ and a carbon is lost in the form of CO2 as a product. Acetyl-CoA then goes through another series of reactions in the TCA cycle‚ all of which also occurs in the mitochondria‚ to generate ATP and NADH through the complete oxidation of the molecule (generating
Premium Adenosine triphosphate Cellular respiration Metabolism