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 Nivea brand is one of the most recognised skin and beauty brands in the world. Nivea now extends to a wide range of products from facial wash‚ deodorant and shower products. In 1980‚ NIVEA FOR MEN was launched and it was a hit. In 1993‚ Nivea For Men developed a fuller range of male skin products. This changed the mind of men who doesn’t use these products. The company research proved that men mainly wanted products that will protect their skin after shaving. Beiersdorf (company that owns Nivea)
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Erikka Perkins ANT 801SS Kathy Clifton 2/16/2014 Skin Color The biggest physical difference in the human population is the color of skin‚ which vary a lot between individuals and in different places in the world. Appearance is dramatically different between individuals but skin color is an example of something exhibits continuous variation. Skin color cannot be defined by colors but by one extreme to another. Skin color is a known as a polygenic gene that is a consequence of the difference
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caveman times. In the short story “Desiree’s Baby”‚ Kate Chopin shows how discrimination by skin color can affect people. Desiree was abandoned and raised by Madame Valmonde. Armand‚ the father of the baby‚ was a member of the most notable families in Louisiana. He falls in love with Desiree and marries her. After they have a baby‚ their relationship quickly corrodes. A few months later‚ Armand realizes the baby’s skin has a darker tint than usual. He accuses Desiree of being black. Armand tells Desiree
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Why Skin Comes In Colors I have read an article on Why skin comes in colors" by Blake Edgar‚ and he gives a brief analysis of why that is so. According to my research‚ skin color is largely determined by the amount of melanin the skin produces. Dark-skinned individuals produce more melanin than light-skinned individuals. At least three genes regulate the amount of melanin produced. Each gene has two forms: dark-skin allele (A‚ B‚ and C) and light-skin allele (a‚ b‚ and c). Neither allele
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Melanin-Based Racial Prejudice Do you think humans are born to be judgmental? We usually make judgments based on what we see first‚ and most of the time an important factor is skin color. Social racism is known as the discrimination or intolerance of people of other races or skin colors. Racism occurs in many ways; however‚ it is not always obvious. Where did this type of behavior begin? Racial prejudice has many causes and effects from and on society that are inevitable. There are many ideas thrown
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Kayli Jade Gertsen Skin Evolution Essay Human skin pigmentation is the product of two clines produced by natural selection to adjust levels of constitutive pigmentation to levels of UV radiation (UVR). One cline was generated by high UVR near the equator and led to the evolution of dark‚ photo protective‚ melanin-rich pigmentation. The other was produced by the requirement for UVB photons to sustain cutaneous photosynthesis of vitamin D3 in low-UVB environments‚ and resulted in the evolution of
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How Our Skins Got Their Color Summary This article states on how we got our skin color. In this article Marvin Harris described how the pigment of our skin originates where we live around the equator. If someone lives around the equator they have high risk of getting rickets‚ or osteomalacia. For example‚ if someone was light skinned living in Australia your chances of getting melanoma is high. The reason the risk is high for light pigmented skin living in Australia‚ is because many of them wear
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Case of Desiree’s Baby” Skin Color‚ Genetics‚ & Biotechnology Part I – A Mendelian approach "Desiree’s Baby" is a very moving story that shows us the horror of racism‚ but is it scientifically accurate? Questions 1. According to the story‚ Madame Valamonde and Armand noticed the baby’s dark skin several weeks before Desiree. Can you offer a possible explanation for this gradual increase in pigmentation over the course of three months? 2. Assuming the inheritance of skin color in "Desiree’s Baby" follows
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Running Head: The Relationship of Self Esteem and Skin Color 1 The Relationship of Self Esteem of Skin Color in African American Culture Tony J. Oates Indiana Wesleyan University PSY155A Jackie Fortner December 27‚ 2010 The Relationship of Self Esteem and Skin Color
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