Florida International University ECO 4933 Topics in Theory – Fall 2014 Homework #1 – Due date 09/25/14 – Answer Key Notice: Print your homework in a letter size sheet. Make sure to include your personal information. If your homework is more than two sheets long number and staple them together. Handwritten submissions are not accepted. 1. Consider a consumer with cuasi-linear preferences represented by the utility function: U c‚ g c 3 g where c is a private good and g is a pure public good
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into a human being. The question for consideration is whether genetic modification should be legalized for the purpose of preventing the transmission of mitochondrial disease? At this time‚ no effective treatments of serious mitochondrial disease exist. Women with serious mitochondrial disease have the options of adoption or using a donor’s egg to conceive a healthy child. Scientists are currently investigating procedures of mitochondrial replacement to prevent transmission of mutated mitochondria
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An explanation of when and why inquiries and serious case reviews are required and how the sharing of the findings inform practice. CORE 3.3 1.4. A serious case review is undertaken when a child dies and neglect or abuse is suspected as the reason for the death‚ these deaths could include if a child commits suicide. A serious case review can also be formatted if the child is suspected to be neglected or abused if they have sustained a serious‚ life-threatening injury or illness or they have had
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The Answer by Karl Nemsow Voyager1 sails through deep space all alone. It has been on its journey since 1977 sending back glimpses of the solar system to help humankind find some answers. One of the greatest questions asked by humankind is what‚ or who‚ else might exist out in our grandiose cosmos. A cosmos 13.7 billion years old‚ which is so massive that it is incomprehensible to the human mind. Dr Vince Hawking tried to comprehend such concepts every single day. It made him wonder if
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Introduction In Diffusion‚ Dialysis & Osmosis lab‚ we discovered that we were going to observe and understand the conditions under which diffusion‚ dialysis‚ and osmosis occur. Then we constructed models of diffusion‚ dialysis‚ and osmosis. We predicted that the direction of change would be from the membrane to the beaker. We understood how these processes affected the selectivity of the cell membrane. The second part of the lab was dealing with dialysis. In this part we studied starch and sodium
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Global Warming: Is It A Serious Issue? A little girl is playing outside in a T-shirt and shorts. A slight red glow is starting to appear on her cheeks. As people are reading this statement‚ they are picturing a child during spring. In reality‚ it is only November 19th. The world’s temperatures are increasing yearly due to global warming. We need to take immediate action to slow this cause. Global warming is becoming a major issue in our environment in the last couple of years. Global warming
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Reverse Osmosis Application Assignment Osmosis is the dissemination of water atoms through a semi-permeable layer from areas of high to low concentration in the direction that tends to equalize the solute concentration on both sides. In real life osmosis is found in roots of plants retain water from the dirt‚ and kidneys taking water from blood [5]. Reverse osmosis is the removal of solute from water by applying pressure to the water and moving the solution through a semi-permeable membrane. It is
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Reverse Osmosis For Wastewater Recycling Reusing treated wastewater for beneficial purposes‚ such as agricultural and landscape irrigation‚ industrial processes‚ toilet flushing‚ or groundwater basin replenishment‚ is growing in response to environmental and economic concerns. One of the key factors involved in recycling wastewater treatment plant (WWTP) effluent for another use is the need to reduce total dissolved solids (TDS). This is often done by using a reverse osmosis (RO) system‚ which
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effect of varying concentration of a differing glucose solution on the amount of osmotic activity‚ between the solution and a potato tuber of a given size. The purpose of this experiment is to demonstrate how living cells rely on osmosis‚ the diffusion of water. Osmosis is the movement of water molecules (H20) from a region in which they are highly concentrated to a region in which they are less concentrated. This movement must take place across a partially permeable membrane such as a cell wall
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the concentration in the potato cubes‚ the percentage of weight change in potato cubes will be higher (positive). If the concentration of the salt solution is the same as the concentration in the cell‚ there will be no net movement of water through osmosis therefore there will be no percentage of weight change in potato cubes 2) The osmolarity of salt within the potato cubes lie between 0.8% and 1.0%. Thus saying‚ solutions of salt ranging from 0.0%(distilled water) to 0.8% will be hypotonic while the
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