High-fat and Low-fat Diets Today‚ more people suffer from weight and health problems than people from twenty years ago. You may ask why is that‚ and what is the difference between us today and the people of the last generation? Well‚ one main difference is the high-fat and low fat foods that we eat. High-fat and low-fat diets can be the cause of half our problems. People today; choose some sort of diet to help their weight problems. But many people do not know what the bad intake of some foods
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Exploration: Identifying Nutrients Vocabulary: carbohydrate‚ disaccharide‚ lipid‚ monosaccharide‚ polysaccharide‚ protein‚ starch Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. What are the major types of nutrients you can get from food? Proteins‚ lipids‚ carbohydrates‚ minerals and vitamins 2. How are these nutrients used by your body? Nutrients are used by your body for everyday functions. Gizmo Warm-up Have you ever wondered what is in your food? Scientists
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What are the central ideas of Cells? • What are cells? – Cells are the smallest basic unit of living things. • What do they do? – Cells take in raw materials and making new substances. • Why do they do this? – In cells‚ organelles carry out activities to keep the organism alive. – E.g. synthesising proteins and fats‚ releasing energy from glucose. What are the central ideas of Movement of Substances? • What processes describe how substances move from one region to another? –
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decolourised. 5. The volume of the ascorbic acid used to decolourised the DCPIPsolution was recorded. 6. Step 2 to 5 was repeated twice to obtain the average volume of thr ascorbic acid solution used. Part B: Determination of the concentration of vitamin C in pineapple juice 1. A 1.00cm3 syringe was used to transfer 1.00cm3of DCPIP solution into a small test tube. 2. A 5.00cm3 of syringe was filled up with 5.00cm3 of pineapple juice. 3. The needle of the 5.00cm3 was placed at the bottom
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fortified with essential vitamins and minerals from the six food groups as well the preparation methods. In my quest for a healthier lifestyle‚ I have done some additional research on vitamins. Vitamins are micronutrients they are either water soluble or fat soluble. They are organic compounds that are needed in small quantities to sustain life and maintain proper bodily functions. There are several types of vitamins but I have found Vitamin C to be one of the most important vitamins that the body require
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much of a solution containing vitamin C is required to be added to 1 cm3 of blue chemical to change its colour from blue to clear. The experiment users an new and old lemon‚ orange and blackcurrant juice‚ each with varying amounts of vitamin C content. Each experiment has independent and dependent variables. The solutions of soft drinks contain different levels of vitamin C (with old and new varieties) will be the independent variables in the experiment as the vitamin C content is unknown. The
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Diet Studies suggests that a high-fat diet is associated with obesity. In several populations‚ body weight is directly related to the percentage of fat in their diets. When consumption of chips‚ potatoes‚ sugar sweetened beverages‚ red meat and processed meat was increased‚ it resulted in weight gain. Conversely‚ an intake of vegetables‚ whole grains‚ fruits‚ nuts and yoghurt was inversely associated with weight gain. However‚ the groups that increase their fat consumption also appeared to increase
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Laboratory exercise 3 : Quantitative analysis of vitamin C contained in a fruit juice Aim: To investigate the amount of vitamin C found in all kinds of fruit juice Introduction : Vitamin C is an antioxidant‚ along with vitamin E‚ beta-carotene‚ and many other plant-based nutrients. Antioxidants block some of the damage caused by free radicals‚ substances that damage DNA. The build-up of free radicals over time may contribute to the aging process and the development of health conditions such as
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English 121N4 February 22‚ 2011 Unit 1 Paper “What High School Is‚” is a chapter from a book called Horace’s Compromise: The Dilemma of American High School‚ and was written by Theodore R. Sizer in 1984. Mr. Sizer starts the chapter out with a story of a typical boy named mark who is in the eleventh grade. In this story the author describes in detail how Mark spends one of his time blocked days in high school. Mr. Sizer feels it is important to analyze how Mark spends his time because
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Investigating the vitamin C content of fruit juices Vitamin C (ascorbic acid) is a water-soluble nutrient which is found in certain foods. It acts as an antioxidant (inhibits oxidation) in the body‚ helping to protect cells from the damage caused by free radicals. The body requires vitamin C in order to make collagen‚ a protein essential to help wounds heal. Vitamin C also improves the absorption of iron from plant-based foods and helps the immune system work properly to protect the body from disease
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