Electron Transport Chain Mitochondrial stuff occurs only if O2 is present Anaerobic Also called Lactic acid fermentation Products are lactic acid + 0 ATP Redox NAD+ NADH Oxidized molecule education products C6H12O6+6O26CO2+6H20+ATP Cellular Respiration Glycolysis in cytoplasm STEPS (Glucose being substrate‚ substrate level phosphorylation occurs) Phosphorylation addition of phosphate 6 carbon glucose one phosphate added rearranged to fructose added second phosphate
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1.Explain the process of Cellular Respiration in order. Where does each step occur in a cell‚ which steps require oxygen‚ and how many ATP are produced in each step? Cellular respiration is the breakdown of glucose in the presence of oxygen to yield ATP. Glycolysis is the first stage in the breakdown of glucose and It occurs in the cell’s cytoplasm. It does not require oxygen (anaerobic). This step also occurs in two steps‚ the energy investment step‚ and the energy yielding step. This process yields
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In Class Assignment 6: Cellular Respiration Figure 1: Glycolysis 1) Glucose is considered what type of energy? 2) What energy molecule must be used to start glycolysis? 3) Based on your answer to question 1 why do you think ATP must be used to start glycolysis? 4) How many net ATP are produced by glycolysis? 2 5) What is the end product of glycolysis? Figure 2: The Krebs Cycle 6) How many pyruvates did one molecule of glucose produce? 7) Based on your
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along with making sure you use full sentences in your responses. Introduction and Key Concepts What will you observe in this investigation Write the equation for cellular respiration. What are some processes in plants that require respiration Design of the Experiment What are the three ways in which you can measure the rate of cellular respiration What method will be used in this demonstration Sketch a respirometer and label its important features. What does it measure As the organism inside the
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Cellular respiration a process in which sugar and oxygen are used to produce adenosine triphosphate (ATP)‚ water‚ and carbon dioxide. The chemical equation for this reaction is C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy (ATP). Cellular respiration occurs in 4 steps: Glycolysis‚ the preparatory reaction‚ the Krebs Cycle‚ and the oxidative phosphorylation. Glycolysis occurs in the cytoplasm of the cell‚ in this process glucose is broken into two 3 Carbon molecules called pyruvates. The preparatory reaction
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Cellular Respiration: Using the Vernier LabQuest to detect CO2 gas production in germinating peas DESIGN Research Question: What is the effect of temperature on CO2 gas production in germinating peas? Background: The process of cellular respiration‚ which provides energy for cell growth and development‚ is an important part of life in germinating seeds. It converts the chemical energy of glucose into ATP. As a germinating seed respires‚ CO2 is produced as a byproduct. Therefore‚ the amount
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Cellular respiration‚ which synthesis ATP‚ begins with glycolysis‚ wherein a six-carbon glucose is broken down into two three-carbon molecules called pyruvate. This process requires the input of two ATPs to produce two pyruvates‚ two NADHs‚ and 4 ATPs. The NADHs are synthesised when NAD+‚ delivered by B vitamins‚ become bound to hydrogen and energised electrons1. Following glycolysis is the Krebs cycle and electron transport chain respectively. The Krebs cycle uses the two pyruvates produced in glycolysis
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Cellular Respiration Worksheet 1. What are the 3 phases of the cellular respiration process? Glycolysis‚ Krebs Cycle‚ Electron Transport 2. Where in the cell does the glycolysis part of cellular respiration occur? in the cytoplasm 3. Where in the cell does the Krebs (Citric Acid) cycle part of cellular respiration occur? in the mitochondria 4. Where in the cell does the electron transport part of cellular respiration occur? in the mitochondria 5. How many ATP (net)are
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Name: Cellular Respiration—An Overview All cells need energy all the time‚ and their primary source of energy is ATP. The methods cells use to make ATP vary depending on the availability of oxygen and their biological make-up. In many cases the cells are in an oxygen-rich environment. For example‚ as you sit and read this sentence‚ you are breathing in oxygen‚ which is then carried throughout your body by red blood cells. But‚ some cells grow in envi¬ronments without oxygen (yeast
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The most vital process that occurs in cells is cellular respiration. Cellular respiration is a metabolic process by which oxygen is used in the mitochondria to break down glucose in order to release stored energy. The process uses glucose and oxygen to generate carbon dioxide‚ water and ATP. The ATP produced is the main source of energy in organisms. Cellular respiration can occur via two processes: aerobic and aerobic respiration. Aerobic respiration is far more common‚ and efficient than anaerobic
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