[Type text] [Type text] [Type text] _An experiment on the effect of surface area to volume ratio on the rate of osmosis of Solanum tuberosum L._ BACKGROUND A cell needs to perform diffusion in order to survive. Substances‚ including water‚ ions‚ and molecules that are required for cellular activities‚ can enter and leave cells by a passive process such as diffusion. Diffusion is random movement of molecules in a net direction from a region of higher concentration to a region of lower concentration
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Should Country Parks be Rezoned as Built-up Areas? Do you want to live in a bigger housing unit? The living space per capita in Hong Kong is 161 square feet. People who are single in Hong Kong need to spend 30 years awaiting a public housing. Hong Kong has 24% of land was developed‚ while the residential use accounted for 7% of the total land area of Hong Kong. This means 7 million population need to accommodate in this 7% of land. Do you want to give Hong Kong economy a boost? The gross domestic
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their production plants in the nearby countries like Bangladesh and China where electricity supply is convenient and side by side cheap. In the past 4 years the modern cities are experiencing about 8-12 hours of load shedding as compared to the rural areas where load shedding has accede to almost 12-14 hours of load shedding. This power shortage is also affecting the gross domestic product of our country as the country’s GDP is decreasing to 2% every passing year indicating a destructive economic breakdown
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potato cubes using the dimensions from above. 2. Obtain TEACHER’S SIGN-OFF BEFORE you proceed! 3. Submerge the potato cubes (cells) into the iodine solution for 20 minutes. 4. While you are waiting for 10 minutes‚ calculate the surface area‚ volume‚ and surface area to volume ratio for each of the 3 potato cubes (cells). AFTER 10 Minutes 5. Carefully remove the potato cubes (cells) from the iodine solution and place them on absorbent paper towels. 6. Cut each cell in half and observe the inside
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of better living opportunities‚ people use to migrate from rural to urban areas. Rural areas are lagging behind in all good opportunities of life. It is an alarming situation for India. Father of nation‚ Mahatma Gandhi says‚ “India inhabits in villages”. But after seven decades of our independence‚ we fail to develop our villages and make them self-sufficient and self-reliance. Situation is going grim day by day in rural areas because of emigration from villages‚ destruction of cottage and small-scale
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“Every room designed‚ adapted or used for residential‚ business or other purposes except hospitals and schools shall be provided with natural lighting and natural ventilation by means of one or more windows having a total area of not less than 10% of clear floor area of such room and shall have openings capable of allowing a free uninterrupted passage of air of not less than 5% of such floor area.” * Date : November 28‚ 2012 * Location: Residential house at Taman Bunga Raya. * Site photos:
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SAN is called Storage Area Network also called Server area Network. A storage area network (SAN) is a high-speed special-purpose network (or subnetwork) that interconnects different kinds of data storage devices with associated data servers on behalf of a larger network of users. Typically‚ a storage area network is part of the overall network of computing resources for an enterprise. A storage area network is usually clustered in close proximity to other computing resources but may also extend
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Introduction: The Optimum currency areas theory is the seminal contributions developed by Mundell (1961)‚ it attempts to answer a question under which conditions a certain country would like to join a fixed exchange rates system. According to Krugman (2000)‚ if the monetary efficiency gain of one country exceeds its economic stability loss‚ the country will wish to join a monetary union/ a fixed exchange rate system. In this paper‚ the theory of optimum currency areas will be analysed in part 2. In
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a deaf child‚ as a hearing parent. One major decision on a parent’s plate for their deaf child is the choice of a residential or oral school to enroll their child in. Even though the students will be less exposed to deaf culture‚ parents of deaf children should send their kids to an oral school because they graduate with a higher reading level than kids who graduate from a residential school and learning how to assimilate with the majority of the population could help further their experience in
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San Francisco Weather Center The San Francisco Bay Area‚ also known as the Bay Area‚ is a vastly populated region that surrounds the San Francisco and San Pablo estuaries in Northern California‚ United States (wiki). The region hosts the major cities and metropolitan areas of San Francisco‚ Oakland‚ and San Jose‚ along with smaller urban and rural areas The San Francisco Bay Area offers a significant variety of microclimates because the hills‚ mountains‚ and large bodies of water produce such
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