Bioenergetics Photosynthesis & Respiration Laboratory Report Exercise 6 PBIO101 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Gina Dedeles Minda Dimaano-Kho Group 5 Felicita‚ Haniel Paulo‚ Gisselle Mildred V. Aniseta‚ Carmelus*Absent but present
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ATP are cellular respiration and fermentation. (Hyde‚2012). Fermentation is a way of harvesting chemical energy that does not require oxygen. (Reece et al. 2012). When the body is deprived of oxygen it will then begin to meet its energy needs through the slow process of fermentation. In our lab we investigated alcoholic fermentation by using yeast‚ which can flourish in an low energy environment in anaerobic conditions. In this lab our goal was to discover the rate at which yeast will ferment different
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Yeats Fermentation Lab Investigative Question: How does the sugar concentration affect the fermentation of yeast? Hypothesis: The percentage of sugar in a solution is directly proportional to the amount of produced CO2‚ as a result of Yeast fermentation. Data table: Amount of CO2 measured in cm. (Bubble length) | Trial | Percentage of sugar in solution | | | 0% | 5% | 10% | 15% | 20% | | 1 | 0 | 0.5 | 0.5 | 0.3 | 3.1 | | 2 | 0 | 0.3 | 1.3 | 0.4 | 5 | | 3 | 0 | 0.2 |
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Homework Title: Photosynthesis and Respiration 1) Define these terms and arrange them from smallest to largest: Ch 5 WIO #3 • Thylakoid membrane Answer: Thylakoid membrane is a compartment in a plant cell that has light pigment that carry out the photosynthesis process. • Chloroplast Answer: Chloroplast is a type of organelle found in plants and algae that carry our photosynthesis. • Reaction center Answer: Reaction center is where chlorophyll a molecule and other
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Aerobic vs Anaerobic Respiration Aerobic RespirationAnaerobic Respiration Diffen › Science › Biology Cellular respiration is the set of the metabolic reactions and processes that take place in organisms’ cells to convert biochemical energy from nutrients into adenosine triphosphate (ATP)‚ and then release waste products. It is one of the key ways a cell gains useful energy. Comparison chart Embed this chart Aerobic Respiration Anaerobic Respiration Definition Aerobic respiration uses oxygen. Anaerobic
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evening class and professor! I chose to discuss topic 2 this week. The topic is Discuss how buffers help to regulate body pH. The pH level in the blood is maintained by the kidneys and the lungs. The pH level on the blood should be at 7.4. In order for the kidneys and lungs to maintain this pH level it affects the buffers in the blood. The buffer is a substance that is resistant to the change in the body’s pH level. Basically the buffers can make an acid or base less potent and try and neutralize
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3 Yeast Metabolism Metabolism refers to the biochemical assimilation (in anabolic pathways) and dissimilation (in catabolic pathways) of nutrients by a cell. Like in other organisms‚ in yeast these processes are mediated by enzymic reactions‚ and regulation of the underlying pathways have been studied in great detail in yeast. Anabolic pathways include reductive processes leading to the production of new cellular material‚ while catabolic pathways are oxidative processes which remove electrons
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cannot be used as directly by cell as a source of energy so cells use ATP as their immediate source of energy. * This conversion of glucose into ATP takes place during cellular respiration and there are 2 different forms of cellular respiration depending upon whether oxygen is available or not * Aerobic respiration requires oxygen and produces CO2‚ water and lots of ATP. * Aerobic has 4 stages: 1) Glycolysis – the splitting of the 6-carbon glucose molecule into 2 3-carbon molecule
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Biology – HSC Online Extract from Biology Stage 6 Syllabus (Amended October 2002) © Board of Studies‚ NSW 9.2 Maintaining a balance: 1. Temperature range Background: All organisms are adapted to a particular environment with its characteristic temperature range. The temperature range allows the organism’s enzymes to control its metabolism by operating at their optimum efficiency within this range. Some organisms are adapted to live at high temperatures (80 - 100oC) and these are called thermophiles
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