Vitamins and Minerals General Concepts: * Divided into two major groups: fat soluble and water soluble * fat soluble: A‚ D‚ E‚ K * requirements vary with species‚ size‚ growth rate‚ environment (temperature‚ presence of toxins‚ etc.) and metabolic function (growth‚ stress response‚ disease resistance) * many species can utilize intestinal bacteria synthesis for meeting vitamin requirements Vitamin
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competition among colleges throughout the nation. It is open to college students and the topic for the competition is how Vitamin Water boosts your energy for your daily. Participants need to film a video no longer than 5 minutes to describe how Vitamin Water refreshes their bodies and helps them to have an energetic life every day. Then all participants need to upload their videos to Vitamin Water’s facebook page and people can vote by clicking the “like” button for the video. The video who has the most
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Vitamin C Introduction: The lab consists in determining the vitamin C concentration in a solution by a redox titration using iodine. Vitamin C (ascorbic acid) is a water-soluble‚ essential oxidant that plays a vital role in the protection of the body from infections and disease it is acquired from primary fruits and vegetables. With the use of different materials as natural orange juice‚ Tampico (chemical orange juice) and other solutions that contain vitamin C we will find the amount of vitamin
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(neuromuscular spasm) develops. In infants and young children‚ a long-standing calcium intake deficiency‚ in association with suboptimal vitamin D exposure‚ can produce rickets. Indeed‚ in experimental animals and in humans with extremely low vitamin D levels‚ genetic absence of calcitriol (vitamin D–dependent rickets [VDDR] type I)‚ or genetic absence of the vitamin D receptor (VDDR type II)‚ the use of increased calcium supplementation or calcium infusions will prevent and treat rickets. These observations
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Vitamin D HW205 Kaplan University Vitamin D is actually not classified as a vitamin. It is considered a prohormone and its active form functions as a hormone. In the earlier years Vitamin D was always associated directly with milk. As the progression of research has shown‚ Vitamin D is prominent in many foods. The most vitamin D rich foods are milk‚ margarine‚ fortified cereals‚ fortified orange juice‚ canned tuna and other fish such as mackerel and salmon‚ and some whole
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Katrina M November 7‚ 2013 Osteomalacia Osteomalacia is a disease of the bones‚ caused by a Vitamin D deficiency. Because patients with this disease have bones that are soft‚ they are more likely to bow and fracture than stronger‚ healthier bones. This disease can occur in children‚ in which case it is called Rickets. Because Osteomalacia is caused by the lack of Vitamin D‚ easily accessible in our diets‚ it can be turned around and cured. Osteomalacia affects people of all ages‚ and
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Benefits of Vitamin E In this article we will look at the benefits of vitamin E. Vitamin E is a fat soluble vitamin found in many foods‚ especially certain fats and oils. It is a powerful antioxidant that protects the body from damage caused by free radicals. Vitamin E has many other health benefits also. First of all‚ to fully understand the importance of the effect of vitamin E on free radicals‚ you must understand what a free radical is and what it can do to your body. A free radical is an
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12.097 Environmental Chemistry of Boston Harbor – IAP 2006 Lab 1: DETERMINATION OF DISSOLVED OXYGEN BY WINKLER TITRATION 1. Background Knowledge of the dissolved oxygen (O2) concentration in seawater is often necessary in environmental and marine science. It may be used by physical oceanographers to study water masses in the ocean. It provides the marine biologist with a means of measuring primary production - particularly in laboratory cultures. For the marine chemist‚ it provides a measure of
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Procedure: Part I: Titration with an Indicator 1. Fill the 50-milliliter buret with a 0.25 molar NaOH solution. 2. Record volume. 3. Measure out between 20 milliliters and 40 milliliters of the unknown HCl solution. 4. Record volume. 5. The amount of unknown HCl is then added to the 100-milliliter Erlenmeyer flask. 6. Add two drops of the indicator‚ phenolphthalein‚ to the acid in the flask. 7. Using the slider on the right hand side‚ add NaOH to the HCl in the Erlenmeyer
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Chapter I “Malunggay Veggie as Natural Vitamin Capsule” a. Background of the Study This study determines the effectiveness of malunggay as natural vitamin and to determine if the malunggay can be a good and safe vitamin. To determine whether a vitamins or natural vitamins made from malunggay veggie is comperable to the commercial or chemical products in terms of : 1.1) its taste 1.2) its price 1.3) its effectiveness
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