and Sugar - The Chemistry must be right Jansen‚ C. Gymnasium Felisenum‚ The Netherlands 14-04-2010 Summary Yeast can metabolize sugar in two ways‚ aerobically‚ with the aid of oxygen‚ or anaerobically‚ without oxygen. In this experiment yeast ferment sugars anaerobically. When yeast ferments the sugars anaerobically‚ however‚ CO2 production will cause a change in the weight of the sugar/yeast-solution. This raises a further question: What is the effect of different kinds of sugars on the
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artificial sweeteners vs. Regular sugar differs drastically. As you enter aisle 5 in the super market‚ you may notice that there is regular coke and diet coke. When reading the nutrition labels‚ diet coke contains 0 grams of sugar and 0 calories. The idea of a coke that tastes exactly like the regular version being sugar free and calorie free‚ the offer just seems too good to pass. But what most people don’t know is that the products that are claimed to be sugar free actually contain artificial
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Determining the sugar concentration of food samples is very important especially in industries where quality control is monitored. One method to determine the sugar concentration of reducing sugars is by heating with 3‚5 dinitrosalicylic acid(DNS) which produce a red-brown product Miller(1959)The reaction is direct‚thus the method is preferred over the Benedict’s test method. The concentration of the coloured complex can be determined with the spectrophotometer at Absorbance 540.The sugar concentration
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Sugar replacers Definition: Sugar replacers are a food additive that duplicates the effect of sugar in taste‚ usually with less food energy‚ commonly used on a one-for-one replacement basis for sugar in recipes. Issues: The replacement of high energy sugar with sugar replacers limits food energy intake so as to allow us to eat our usual food‚ at the same time control a desirable weight and prevent tooth decay. However‚ extensive consumption may lead to side effects. Example: Xylitol‚ Date‚ Sugar
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containing refined sugar and MSG. While this is not extremely detrimental to your body‚ when consumed in large amounts over a prolonged period of time it can be disadvantageous. Studies have shown that if an individual were to eat an unbalanced diet with too much refined sugar they are more likely to gain weight and experience lethargy than those who eat a balanced and healthy diet. If you are experiencing the symptoms of a sugary diet then it is highly recommended you undergo a sugar detox diet. This
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Place of Sugar in Modern History‚ Sydney Mintz aimed to prove that sugar consumption is an effective way to understand the economic‚ social‚ and political underscoring of an era. He followed the history of sugar from its initial cultivation in New Guinea and its gradual spread westward to India‚ the Middle East‚ the Mediterranean‚ and the Caribbean. In each place (and period)‚ he described who used sugar‚ and the implications that had on the overall culture of the society. Looking at sugar over such
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How can we increase the rate at which sugar cube be dissolve in water? Hypothesis: My hypothesis is that the hot water will dissolve the most sugar among most of our other methods. I picked the hot water because hot water molecules tend to move very fast. which increases the speed of how the molecules take away the sugar molecules which make sugar dissolve quicker inside of the hot water. Materials: 3 cups Water and hot water Spoon Sugar cubes Stop watch Mortar and pestle
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relationship between what foods mean to those who consume it. Sidney Mintz in “Time‚ Sugar‚ and Sweeteners” investigated what foods mean to those who consume them‚ specifically focusing on the versatile substance of sugar. Over the past centuries‚ sugar and its usage have undergone vast transformation from being a costly‚ prized medicine for royalty to a commonplace staple in nearly every household. She states‚ that “sugar gradually changed from a medicine for royalty into a preservative and confectionary
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the activity of a catalyst which is a minor substance‚ chemical or enzyme that activates a reaction."1 The dictionary gives an even broader definition for "poison": "to exert a harmful influence on‚ or to pervert". Dr. Martin classified refined sugar as a poison because it has been depleted of its life forces‚ vitamins and minerals. "What is left consists of pure‚ refined carbohydrates. The body cannot utilize this refined starch and carbohydrate unless the depleted proteins‚ vitamins and minerals
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Blood a journey through the body. You might find yourself asking‚ what does blood have to do with digestion‚ respiration and circulation? Hopefully‚ after the presentation all of your questions will be answered. When a person thinks of digestion they usually think about what happens in the stomach. A lot has happened to digest the food way before it gets to the stomach. It starts in the mouth or oral cavity. It is a process called mechanical digestion. First‚ Mastication begins. Mastication
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