NOTES ON FOOD PRESERVATION & PACKAGING FOR MSc STUDENTS By Prof C S Purushothaman – Feb 2013 HURDLE TECHNOLOGY The spoilage and poisoning of foods by micrnorgenisms is a problem that is not yet under adequate control‚ despite the range of preservation techniques available (e.g. freezing‚ blanching‚ pasteurizing and canning). In fact‚ the current Consumer demand for more natural and fresh-like foods‚ which urges food manufacturers to use only mild preservation techniques (e.g. refrigeration‚ modifed-atmosphere
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Taoism has been a major influence in China throughout much of its history and The Joy Luck Club‚ by Amy Tan‚ reflects this influence through its infusion of Taoist principals. One of the fundamental concepts within Taoism is that of Wu-hsing. Wu-hsing is a way of understanding a matter by dividing it into five and is often represented by five phases‚ elements of directions. This is an unfamiliar concept to a western perspective‚ which tends to divide things into four. Understanding this fifth additional
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SKIN AND THE INTEGUMENTARY SYSTEM CHAPTER 6 Your Name () OVERVIEW This chapter describes the skin and its appendages. It explains the structure and function of the layers of skin (dermis and epidermis) and the hair‚ nails‚ and sweat glands. This chapter also explains how the skin helps regulate body temperature and how it responds to environmental factors‚ such as sunlight and injury. Study of the integumentary system is essential to understanding how the body controls interaction between
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controlled to protect cells by stopping too much water from entering or leaving them. Water content is controlled by water loss from: the lungs - when we exhale the skin - by sweating the body - in urine produced by the kidneys Negative feedback Homeostatic control is achieved using negative feedback mechanisms: if the level of something rises‚ control systems reduce it again if the level of something falls‚ control systems raise it again Regulating body temperature The human body is designed
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Worksheet 2 1. a) Define a cell. b) What is a unicellular organism? c) Can a cell be multicellular? a) Cell: Smallest unit that displays the properties of life; always contains cytoplasm surrounded by a plasma membrane. b) Unicellular Organism: An organism that consists of only one cell‚ unlike a multicellular organism that consists of multiple cells. c) No single cell is multicellular; however‚ it has been noted that a cell can evolve and become multicellular. 2
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Homeostasis Lab: The Effects of Exercise on Homeostasis Purpose: To discover the effect that various levels of exercise have on specific body parameters. Hypothesis: If a subject walks up and down a flight of stairs for eight minutes‚ then they start to sweat more‚ their heart rate‚ body temperature‚ and breathing rate will increase‚ and there will be a change in their skin color on their arms and face‚ because the body will be trying to maintain homeostasis. Materials: You will
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only mentions physical sicknesses of the characters‚ but mental ones aswell. Death causes a physical and emotional imbalance between characters in the story because with every death that occurs‚ each character feels loneier and lonelier. For example‚ in the beginning of the story‚ Bloomfield says that Mrs Earnshaw’s death causes an imbalance in the Earnshaw household. This imbalance is felt because with Mrs Earnshaws departure‚ Hindley no longer has that "other person" that dislikes Heathcliff as
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The number of disorders in the DSM had shot up to 259. In spite of the fact that nothing of the practice had changed‚ they still needed to give off the impression that it did change. So‚ psychiatrists came up with the term “chemical imbalance”. The chemical imbalance theory was invented in 1965 and Dr. Joseph Schildkraut had hypothesized that because psychiatric medication changes the chemicals in your brain‚ they have been prescribed in order to re-balance the part of your brain that had cause the
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Bridging the Gender Inequality Gap Despite the implementation of global policies and projects to address gender inequality in the developing world‚ women continue to lag behind men in virtually all aspects of development. In Africa‚ women are responsible for 75% of all the agricultural work as well as 60 to 80 percent of the production and marketing of the resulting foodstuff‚ yet the earn only 10 percent of the total revenue and own less than 1 percent of the land (Pages 86 – 87‚ International
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but not his vitamin and mineral supplement. An ECG and blood tests indicate hypokalemia. Discussion Questions 1. Discuss the possible factors contributing to his electrolyte imbalance and the rationale for his signs and symptoms. 2. What are the signs of hypokalemia and why is it important to identify potassium imbalances quickly? 3. What is the role of potassium in cardiac function? Case Study 2 Ms. R. is a 65-year-old female who spends most of her day sitting on her porch and recovering from
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