essential constituents of our food. These biomolecules interact with each other and constitute the molecular logic of life processes. In addition‚ some simple molecules like vitamins and mineral salts also play an important role in the functions of organisms. Structures and functions of some of these biomolecules are discussed in this Unit. 14.1 Carbohydrates Carbohydrates are primarily produced by plants and form a very large group of naturally occurring organic compounds. Some common examples
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6 Negative effects Of Eating Fast food 1. Junk food has an extremely high power density. About 65 percent greater than a standard diet as well as twice up to recommended wholesome diets making us eat a lot more than we or else would. Energy density describes the quantity of calories a product of meals contains with regards to its pounds. Foods having a high power density mistake the brain’s manage systems with regard to appetite‚ that are based exclusively on part size. two. British researchers
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Food Contamination and Poisoning You know when eating some kind of food‚ and it doesn’t taste right‚ look right or smell right? That means it could be contaminated with a dangerous substance that could harm the body. Food poisoning is the result of ingesting organisms or toxins in food. Food poisoning can affect one person‚ or it can occur as an outbreak among several people who all ate the same thing. Even though food poisoning is quite rare in North America‚ food poisoning affects 60 to 80
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Food is an essential constituent in human life. Nevertheless‚ some foods can be detrimental to a person’s organism by causing life-threatening diseases. For that reason‚ food safety comes into play. Food safety is a scientific discipline describing handling‚ preparation‚ and storage of food in ways that prevent illness. This includes a set of laws that should be followed to stay away from potentially severe health hazards. Food can transmit disease from individual to individual‚ and also serves
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ty Running Head: FOOD SUSTAINABILITY 1 Running Head: FOOD SUSTAINABILITY 1 WRT 1020 00 07 6 February 2013 b WRT 1020 00 07 6 February 2013 b Amanda Rowley Food Sustainability has grown to be an important issue‚ affecting all parts of the world. In
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Introduce this section with the food chain discussion card called ‘Under the sea’. Food chains are a flow of energy Food webs exist in a delicate balance. If one animal’s source of food disappears‚ perhaps from a natural cause such as a drought or a killer disease‚ many other animals in the food chain are affected. Some populations may decline‚ and some explode. Humans are usually at the top of the chain and are often responsible for disrupting food webs. All living things depend
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Food wastage is a problem faced by every developing and developed country around the world. According to a book by Tristram Stuart‚Waste: Uncovering the Global Food Scandal(Penguin‚ 2009)‚ approximately 40 million tonnes of food are wasted by US households‚ retailers and food services each year. This is sufficient to feed the nearly one billion malnourished people in the world. Yet in spite of this trend‚ peope continue to waste food at an alarming rate. Currently‚ a third of food produced around
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Food waste or food loss is food material that is discarded or unable to be used. Various political organizations and entities have their own definition of what constitutes food waste. The causes of wasted food are numerous‚ and occur at the stages of production‚ processing‚ and retailing. As of 2011‚ 1.3 billion tons of food‚ about one third of the global food production‚ is lost or wasted annually. Loss and wastage occurs on all steps in the food supply chain. In low-income countries‚ most loss
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Title : Avoid Food Wastage General purpose : To persuade Objectives: At the end of the speech‚ the audience should: 1. Aware on global food shortage. 2. Know how much food is being wasted. 3. Change their attitude towards food wastage. Proposition: People should not waste food. Reasons: 1. It is hard to produce food. a) Food takes time to grow and mature. Besides this‚ there are a lot of factors that contribute towards the production of food. i. Temperature and rainfall
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Carry Out the Recycling of Food Waste in Tsuen Wan A. Introduction From the Environmental Protection Department‚ 3584 tonnes of food waste are produced in Hong Kong everyday and it fill up all the landfills in Hong King. To reduce food waste‚ the government propose recycling of food waste. The following report will analyse the opinions on whether the government should carry out recycling of food waste in Tsuen Wan. Food waste is defined as uneaten food and food preparation wastes from
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