Food Chemistry: Option F Food Groups: F.1 Food & Nutrients Food: any substance‚ whether processed‚ semi-processed or raw‚ which is intended for human consumption‚ and includes drinks‚ chewing gum and any substance which has been used in the manufacture‚ preparation or treatment of “food” but does not include cosmetics or tobacco or substances used only as drugs. Nutrients: any substance obtained from food and used by the body to provide energy‚ to regulate growth‚ and to maintain and repair
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Healthy Food vs Junk Food Diet is almost everything according to nutritionists. The importance of consuming a healthy diet is immensely beneficial for a good and enjoyable lifestyle. As many religions and persisting cultures refer‚ the food that we eat should be in the desired quality in terms of nutrition as well as taste. However‚ the world today is facing a serious problem regarding junk food or unhealthy food. Many health-related problems have a common origin‚ that is junk food. Therefore‚
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To examine three different ways of denaturing proteins. HypothesisIt was predicted that the physical characteristics of the egg white solution at room temperature would appear clear and normal like a raw egg white. This is because nothing would be done to the egg white. It was also predicted that when the egg white solution gets heated‚ the protein would denature if the temperature exceeds 65 °C. The protein would solidify‚ turn opaque‚ and turn white in colour. This would happen because the heat
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vegetables constitute the diet chosen for us by our Creator. These foods‚ prepared in as simple and natural a manner as possible‚ are the most healthful and nourishing. They impart a strength‚ a power of endurance‚ and a vigor of intellect‚ that are not afforded by a more complex and stimulating diet.” Proteins In this chapter‚ Ellen G. White talks about protein and how vital it is to our lives. First she talks about nuts and foods associated with nuts. How they are to be prepared with a certain
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2 Production of Protein from Cloned Genes Now that we have covered the basic techniques involved in gene cloning and DNA analysis and examined how these techniques are used in research‚ we can move on to consider how recombinant DNA technology is being applied in biotechnology. This is not a new subject‚ although biotechnology has received far more attention during recent years than it ever has in the past. Biotechnology can be defined as the use of biological processes in industry and technology
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Determination of Protein Content Using Kjedahl and Titration 2.0 Introduction Proteins are polymers. They are the source of dietary amino acids and are used for growth and maintenance of living systems. They are costlier sources of energy compared to carbohydrates and fats and hence the human body utilizes proteins mainly for biosynthesis rather than as an energy source‚ though the energy yield is 5 kcal/g of protein. Twenty different types of amino acids occur naturally in proteins. Proteins differ
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junk food contains very high fat and sugar. . Also junk food has preservatives‚ chemicals‚ artificial colours and flavours. But healthy food is not containing these substances. However‚ both junk food and healthy food are delicious but junk food has more delicious than healthy food. The price is compatible with the pocket money for most of the kids and the teenagers who frequent the joints and it also is a great buy to makeup for the shortage of time. It is often quicker to eat or prepare than healthy
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How the structure of proteins are related to their functions Rachel Morris The basic building blocks of proteins are amino acids‚ the biuret reaction tests for protein. A solution of sodium hydroxide is added to a sample then a few drops of copper sulphate solution‚ if positive – the solution will turn mauve. There are 20 different amino acids and they can be joined in any order. Therefore there can be many different functions. A protein consists of one or more polypeptide chains (a polypeptide
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Protein and Amino Acid Supplementation in Sports The popularity of increasing the “performance-enhancing” supplements‚ Protein and amino acids‚ has flourished among all athletes. This increase is attributed to the belief by many of the athletes that it provides endurance‚ strength and speed enhancement. Amino Acids (AA) enhanced physical feats‚ improved energy and recovery sooner from fatigue. The three vital Amino Acids which were given a high focal point among athletes are leucine‚ isoleucine
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Advantages of Carbon fibre reinforcement polymer (CFRP) Carbon fibre reinforcement polymer (CFRP) is an extremely strong and light which contains carbon fiber. Carbon Fibre Reinforced Polymer (CFRP) composite have been widely used in various applications especially used in the fabrication of aerospace structures and formula one body structures. Because of their low density‚ high strength and rigidity‚ excellent resistances to impacting and corrosion‚ CFRPs are widely applicable in various important
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