gases are emitted from burning plastic bags. Plastic bags are also responsible for the deaths of many animals on land and in the sea. For example‚ scientists have found sea turtles that have swallowed plastic bags because they mistake them for jellyfish. Sea turtles can live for many years and are very important for the biodiversity of our oceans. Many are now suffering slow and painful deaths because they cannot digest a plastic bag when swallowed. Why should we continue to use plastic bags
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Philosophy is the study of general and fundamental problems‚ such as those connected with reality‚ existence‚ knowledge‚ values‚ reason‚mind‚ and language.[1][2] Philosophy is distinguished from other ways of addressing such problems by its critical‚ generally systematic approach and its reliance on rational argument.[3] In more casual speech‚ by extension‚ "philosophy" can refer to "the most basic beliefs‚ concepts‚ and attitudes of an individual or group". The word "philosophy" comes from the Ancient
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Genetic transformation of Escherichia coli with pGLO (Adapted from: Biotechnology Explorer: Bacterial Transformation: The pGLO System. Instructors Guide. BIO-RAD). Objectives a. To understand one of the most commonly used techniques for introducing DNA into E. coli cells and its use in molecular cloning. b. To become familiar with the concept of using green fluorescent protein (GFP) as a molecular tag for studying gene expression in bacteria and other organisms.
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an antibiotic that kills E. coli (Barnhart and Hopper‚ 2011). The gene araC and the gene GFP work together. The araC gene when turned on‚ also turns on the GFP gene‚ it is called a promoter gene. The GFP gene is a gene taken from a luminescent jellyfish‚ when turned on it glows in the presence of UV light. So for the GFP gene to be turned on
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Hawksbill turtles like this because the reefs have sponges they like to feed on. Hawksbills are omnivorous and will also eat mollusks‚ marine algae‚ crustaceans‚ sea urchins‚ fish‚ and jellyfish. Their hard shells protect them from many predators‚ but they still fall prey to large fish‚ sharks‚ crocodiles‚ octopuses‚ and humans. Like other sea turtles‚ hawksbills make unbelievable migrations in order to move from feeding sites to nesting
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Teaching ideas for first conditional Maja Hadzic‚ Belgrade‚ Serbia 1. I usually give some examples of superstitions‚ e.g. If you break a mirror‚ you will... (they give the answer‚ since they already know Future Simple Tense). 2. Then I give some more oral examples for them to finish. 3. After that they make their own examples. 4. Now they write down an example or two. 5. In groups they try to figure out what goes with the IF clause‚ what with the main clause. They report back to the class
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rabbit would mate with a camel and end up with camel genes‚ but with transgenic technology this is made possible. Transferring genes across species by this technology has made it possible to put human genes into goats‚ bacterial genes into plants and jellyfish genes into frogs. Why would anyone want to do
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Until We Collide is the story of Paige; who is one of the clumsiest people in the world! Well at least in Shrewsbury anyway‚ whether its dealing with evil cows‚ having accidents in canoes or walking down the aisle with her dress in her knickers (I have actually experienced this and thank god for the wedding planner that caught it every day)! It there is a calamity to be had Paige is there causing it. But as she goes through her accident prone life‚ there is the one man in her life who can make it
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BIO 2135 - Animal Form and Function Midterm examination Worth either 10% or 15% of your final grade Tuesday February 9‚ 2010 a) Place your name and student number in the space provided below. Be sure that your name is on the top of each page because the exam will be separated to facilitate marking b) Circle the lab section for your lab. c) Check to be sure that your exam is complete with a total of 12 pages including this one d) Answer all questions in the space provided on the exam. Do not transfer
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Seas and oceans provide various types of resources to human beings and habitats to numerous species of plants and animals. They play very important roles in the economy of a nation and its people. Still‚ the marine and coastal ecosystems are under severe stress due to human activities. Ocean Resources The ocean is one of Earth ’s most valuable natural resources. It provides food in the form of fish and shellfish—about 200 billion pounds are caught each year. It ’s used for transportation—both travel
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