Caries prevention is extremely important for not only kids‚ but adults as well. There are different ways that people can do this‚ but one of the easier methods is by using fluoride. Fluoride is commonly known for preventing dental caries and also helping with strengthening bone. There has always been a controversy that fluoride is extremely bad for the body and that it should not be allowed to be in public water. Besides water‚ fluoride is also found in food and beverages‚ known as a form of systemic
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How and why do we age? Ageing is ’The process of growing old’ [1]. This is known information to almost everyone that as we age‚ we show more signs of ageing such as wrinkles or age-related diseases. However‚ the reasons for this is still not fully known and consolidated‚ which is why many theories about ageing exist and scientists are still currently researching this topic. This essay will cover well known theories and biological phenomena on the topic of ageing with critical evaluation in answering
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in researching and preparing this book. Also I would like to thank Dorothy Cummings; my editor‚ Jeff Soloway; Lauren Goldberg; and everyone else at Facts On File who helped prepare this volume. iv INTRODUCTION China covers nearly 4 billion square miles in Asia‚ roughly 14 percent of the world’s landmass. It has grasslands and deserts‚ a long coastline‚ and some of the highest mountains in the world. Its rich river
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Why do we laugh? Where did laughter come from? Is laughter good for our health? These questions come out of my mind whenever I laugh or hear someone laughing. Laughter is to the heart. It raises spirits‚ eases life’s challenges‚ refreshes and heals. We may came from different countries‚ have different cultures and beliefs‚ but we are all human‚ and share the universal language of laughter. The magic of laughter is that it is contagious. We don’t need to know or understand what we are laughing about
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Why Do We Pretend? Alison Gopnik reveals the core of human nature- our unique ability to use our brain for imagination‚ something she refers to as counterfactuals. In her essay‚ “Possible Worlds: Why Do Children Pretend?” Gopnik discusses “the woulda-coulda-shouldas of life”(163) in great detail expanding on her point “ human beings don’t live in the real world”(163). Her argument is that our lives are consumed by the alternate realities that run simultaneously with the real world events. Gregory
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Name___________________________________ Biology 2401 Quiz Fundamentals of the Nervous System Ch 11 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the role of acetylcholinesterase? A) amplify or enhance the effect of ACh B) destroy ACh a brief period after its release by the axon endings C) act as a transmitting agent D) stimulate the production of serotonin 1) 2) The term central nervous system refers to the ________
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Why Do We Dream? No one knows the true answer as to why we humans dream. Probably no one ever will truly know but there are many theories concerning this topic. One theory brought about by famed psychologist Sigmund Freud is that dreams are secret wish fulfillments of the dreamer. Another is the information-processing theory. A third theory is called the activation-synthesis theory. All three are valid theories that deserved to be looked at and discussed with a little more detail. Sigmund Freud
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find out the truth even if you don’t tell them straight up. So why do we lie? We all have done it and we know its not right
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The one who ventures into the woods of the mind alone will soon come to find that they do not belong to anything at all‚ except the barenaked connection between the usage of plants for sustaining life‚ water for us and those plants so they can grow‚ the connection with the sun for energy‚ and the connection with the animals for various recreational and living purposes. Belonging‚ this thing we think is needed to feel happy and at ease in social situations‚ is just a pure pulling of the cultural strings
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Why do we sleep? Time is money. But every day we spend 8 out of 24 hours to sleep. In such a busy world we live in‚ those precious 8 hours could be spend for a lot of things. However we are all acknowledge at some point that sleep makes us feel refresh. After a good night sleep‚ we are able to concentrate better and feel happier. The difference between sleep makes us feel better and not having sleep makes us feel terrible explain why sleep might be necessary. Until today‚ despite our advanced technology
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