NATIONAL CENTER FOR CASE STUDY TEACHING IN SCIENCE The Evolution of Human Skin Color by Annie Prud’homme-Généreux Life Sciences Quest University‚ Canada Part I Skin Cancer “Stop it!” called Tatiana‚ playfully. Her boyfriend‚ Zach‚ was inspecting her skin very carefully. “Look‚” he answered her‚ his voice taking on a more serious tone. “Today a woman walked into the clinic for her annual physical. Everything about her seemed ne. She leads a balanced lifestyle‚ she eats well‚ she exercises:
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the name of the element (or unknown) examined and the color of the observed flame 2. Identify each unknown from Part One of the lab and briefly explain why you identified each unknown as you did. Part Two (Spectroscopy): 1. Create and complete a data table for Part Two of the lab. It should include the name of the element‚ the colors‚ and the wavelength values of the observed lines. 2. Describe the line spectrum of the star. Give the color and wavelength value of the five brightest lines in
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Healing and liberation through bonding and sisterhood Alice Walker’s The Color Purple is about African-American women in America during the early twentieth century. During this time‚ gender stereotypes were prevalent‚ women were not only oppressed by white males‚ but by black males too. At the end of the book‚ women stand up for themselves‚ fighting against all odds to break free of the yoke of oppression. Walker narrates how Celie grew up being sexually abused by her stepfather‚ Alphonso. As an
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Gregory Howard Williams tells of his story from when he was born in 1943 through his book “life on the color line.” Gregory starts out life living officially as a white child with his mother and father for his first ten years. After his mother left to be away from his abusive father‚ Gregory went with his father to live with his father’s family. Since Gregory was part black‚ and he was now living with his black relatives‚ he was then known officially as a black child. This changes his life by giving
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Self-Identity The Color of Water is the story of James McBride as he grows up and finds himself through his mother‚ Ruth McBride. He was born to a white mother‚ Ruth‚ and a black father‚ Andrew Dennis McBride‚ with seven older siblings‚ all black. His father died early on and his mother remarried another black man‚ Hunter Jordan‚ and had four more black children before his stepfather died as well‚ leaving him with a white mother and eleven black siblings‚ making Ruth McBride the only white in the
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exemplifies the characteristics of a local color writing in several different ways‚ through the use of narration‚ dialect‚ local customs‚ and characters. Mark Twain’s use of several different dialects and local customs really helps the reader gain a just perspective on the people‚ places‚ and events that took place in the story as wells helps demonstrate the characteristics of a local color writing. The use of a narrator in Huckleberry Finn‚ as in most local color writings‚ usually uses an educated person
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Statue of Liberty Color Change There have been many discussions on why the Statue of Liberty has changed color over the years. The true color of the Statue of Liberty was a reddish-brown‚ copper. Now‚ it is a blue-green color that most people recognize it for. The true reason for the color change is chemical reactions due to aging. Indeed‚ statues age just as people do‚ and like people‚ it changes in appearance over time. The Statue of Liberty‚ being made of copper and being outside‚ has experienced
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C. Takaful Operating Models • The Mudaraba Model The mudaraba is a kind of partnership in which one party that affords supplies funds while the other offers its expertise and management. It is based on classic profit sharing principles‚ for example a partnership in which two parties involved‚ one is fund provider which is called the participant‚ while the other person or party is called the operator who provides expertise and management of the fund. Both share the profits of the joint venture
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guilt‚ sin and corruption. In the story The Great Gatsby‚ by F. Scott Fitzgerald (Daisy the character) and Daisies (the flowers) are of great significance‚ as well as the colors yellow and white‚ which are sporadically spread throughout the book to define the surroundings of life. Fitzgerald explains the book through what colors mean and symbolize‚ to give a deeper hidden meaning that you have to search for. In the story there is this town that is called “The Valley of Ashes” it is a very gloomy
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Full model vs. LASSO models After creating and evaluating the full model‚ a back model and step model were created using backwards selection and stepwise selection‚ respectively. Additionally‚ there were two LASSO models created. Both of these LASSO models were created using a weight of 4 (TPR) to 1 (FPR). Full Model 2 also has these weights‚ so we will use this model to compare to the LASSO models. The first LASSO model created was using “lambda 1SE.” This model was very minimal‚ only using 5
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