Fish cold-blooded‚ limbless‚ completely aquatic vertebrates‚ having gills‚ commonly fins‚ and typically elongated torpedo-shaped body mostly covered with scales. Fish are usually grouped into four classes‚ three living (Agnatha‚ Chondrichthyes‚ and Osteichthyes) and one extinct (Placodermi): 1. Agnatha‚ the primitive jawless fishes‚ including the cyclostomes (lampreys and hagfishes) and extinct armoured fishes known as ostracoderms‚ none of which has gill arches (bony frames for the gills);
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Fish have been a protein source throughout history. Early fishing primarily involved individuals capturing fish near their communities for consumption or trade. Ships gave fishers access to ocean-based fisheries. Commercial fishing became industrialized by the late nineteenth century‚ as technological innovations helped locate‚ catch‚ and process fish. In addition to fish living in natural freshwater or saltwater fisheries‚ fish cultivated in fish farms ’ ponds or tanks represented approximately
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present in Organic Compounds Lab#1 [pic] Name: Mark Morey Date Done: 2nd February‚ 2011 Due Date: 9th February‚ 2011 Title: Analysis of the Elements present in Organic Compounds Aims: To test the presence of Carbon‚ Hydrogen‚ Oxygen‚ Nitrogen and Sulfur in Organic Compounds Introduction: Organic Compounds can be considered as any compound containing carbon atoms covalently bonded with other atoms‚ usually hydrogen. Other atoms may include oxygen‚ nitrogen‚ sulfur…etc. They can
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The Welcome Table vs Country Lovers Jonni Duncan Instructor Karen Lawler English 125 June 25‚ 2013 Thesis Have you ever experienced discrimination and/or racism? It is my belief that‚ sadly‚ most of us have; for this paper I have chosen to compare and contrast the literary works‚ “The Welcome Table” by Alice Walker‚ and “Country Lovers” by Nadine Gordimer. Both of these literary pieces give the reader awareness of the pain and suffering endured by the two African-American characters
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1. What are the advantages and potential disadvantages to Red Fish‚ Blue Fish of having China as its sole source of supply? What do you recommend? 1.1 Advantages • Reduction of unit cost Red Fish‚ Blue Fish can have the benefit of unit cost reduction due to bulk purchases as they use Liu-Sheng Trading as a sole source of supply for all their orders. • Loyalty discount Red Fish‚ Blue Fish can have the benefit of loyalty discounts‚ Liu-Sheng would perceive Red Fish‚ Blue Fish as brand loyal
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Analysis: The graph of oxygen uptake vs time taken to run 1.5 miles has a negative linear association. As oxygen uptake increases‚ the time taken to run 1.5 miles decreases. This is can be seen through the gradient which has a value of 0.1705. This means that as the oxygen uptake increases by 1 ml/kg the amount of time taken to run 1.5 miles tends to decrease by approximately 1.7 minutes. The graph has a moderate relationship because the data is scattered in a wide band along the line of best fit
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Paper Assessment of New York Tap Water vs. Deer Park Bottled Water MGMT 650 July 25‚ 2011 Turnitin Score: % Purpose: There have been debates over the years on whether people prefer bottled water over tap water. If you step into an office somewhere in the corner or up against the wall is stacks of large blue containers consisting of water. This debate begins with two sides and often times someone would state that “I never drink tap water” or “Tap water is good for you plus it’s no different
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Sustainability of Rain Water Harvesting System in terms of Water Quality: A Case Study Sadia Rahman1 ‚ Shatirah Akib1‚ S.M. Shirazi1 ‚ M.T.R. Khan2 & S.K. Biswas3 1Department of Civil Engineering‚ Faculty of Engineering‚ University of Malaya‚ 50603 Kuala Lumpur‚ Malaysia 2Department of Architecture‚ Faculty of Built Environment‚ University of Malaya‚ 50603 Kuala Lumpur‚ Malaysia 3Department of Civil Engineering‚ Bangladesh University of Engineering & Technology‚ Dhaka-1000
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Water quality and contamination Student’s Name Institution 20th September 2014 Water quality and contamination Introduction This report focus on factors that affects the quality of water‚ agents of water contamination and how water impurities can be removed for water quality. There are two visible features of contaminated water; colour and smell. Contaminated water usually has unusual smell and coloured. Invisible factors affecting water quality are sources of water. For instance; tap water
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joe cool OUR FUTURE Joe cool Intro. 105 Our Future 1 Hydraulic fracturing is the propagation of fractures in a rock layer caused by the presence of a pressurized fluid. (wiki 2011). This occurs naturally in nature‚ but the Hydraulic fracturing that I will speak of in this paper is a process being used by gas companies nationwide. Fracking is currently regulated by the EPA under the clean water act of 2005 (EPA.gov). However‚ this only partially governs the methods of
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