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";s:4:"text";s:11528:"Our human ancestors in Africa likely had dark skin, which is produced by an abundance of the pigment eumelanin in skin cells. Name: Elizabeth Accimeus HHMI: The Biology of Skin Color (Video at ) 1. Biologists once believed that selection for dark skin occurred because it protected against skin cancer. However light is also important since it allows humans to synthesize vitamin D. Therefore if your ancestors lived in an area that receives little light (i.e. An interactive version of the film with embedded pause points and quiz They will even send you DVD copies in the mail of some of their videos for free (if you are an educator)! Make sure to FILL out the lab handout while you are watching the video: Human Skin Color Lab Handout. The Biology of Skin Color June 2, 2018 The Howard Hughes Medical Institute (hhmi BioInteractive) offers some pretty amazing (free!) b) People with dark skin living at higher latitudes (less sunny areas) should How can research into the evolution of skin color help people today? Page includes links to presentation slides, guided notes, handouts, and experiments. I just viewed another one on the same site. Listed in Teaching Materials | resource by group HHMI BioInteractive. HHMI’s COVID-19 Response. As you travel north from the equator, the amount of UV light intensity: found by overlaying the maps, where UV intensity was strong, skin was: darker / lighter. Anthropologist Dr. Nina Jablonski explains that the variation in skin color that evolved since our human ancestors migrated out of Africa can be explained by the trade-off between protection from UV and the need for some UV absorption for the production of vitamin D. The “Abbreviated Film Guide” provides a short summary of the film, along with key concepts and connections to curriculum standards. drive the evolution of paler skin color. educational materials related to the biology and the evolution of humans and other primates. They’re developing diagnostic testing, understanding the virus’s basic biology, modeling the epidemiology, and developing potential therapies or vaccines. True / False False 2. The heroes and gods of Greek mythology were often graced with golden tresses as a symbol of youth and beauty. HHMI scientists have joined their colleagues around the world in working to understand and slow the spread of COVID-19. For example, long tails in cats could be classified as good, and short tails as bad. Course Hero is not sponsored or endorsed by any college or university. By HHMI BioInteractive. This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. Resource content is currently unavailable. near the poles) they evolved lighter skin. The Biology of Skin Color | HHMI’s BioInteractive. Whenever a species undergoes selection (from evolution), variations can be identified in the genome. We're sorry! Anthropologist Dr. Nina Jablonski explains that the variation in skin color that evolved since our human ancestors migrated out of Africa can be explained by the trade-off between protection from UV and the need for some UV absorption for the production of vitamin D. Ngss.nsta.org The Biology of Skin Color Contributor HHMI - Biointeractive Type Category Instructional Materials Types Lesson/Lesson Plan, Activity, Data Note This resource, vetted by NSTA curators, is provided to teachers along with suggested modifications to make it more in line with the vision of the NGSS. melanin 3. Copyright 2021 QUBES. Describe the relationship between folate levels and UV exposure. Class site for introductory biology. This is "The Biology of Skin Color — HHMI BioInteractive Video" by Leticia Justo on Vimeo, the home for high quality videos and the people who love… Saved from hhmi.org. Biologists classify specific traits as good or bad. Over a year ago I mentioned the HHMI Biointeractive site and its excellent videos. Differences in skin color among individuals is caused by vastation in pigmentation, which is the result of the genetics. Penn State University anthropologist Dr. Nina Jablonski walks us through the evidence that different shades of skin color among human populations arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. 9. Nina Jablonski found by overlaying the maps, where UV intensity was strong, skin was: darker / lighter 8. Nov 7, 2015 - This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. Different people who live in different environments have a variety of different skin colors. HHMI_ The Biology of Skin Color.docx - Name Elizabeth Accimeus HHMI The Biology of Skin Color(Video at. For example, long tails in cats could be classified as good, and short tails as bad. Jul 1, 2015 - This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. Check on the status of your correspondences with members of the QUBES team. In other words: a) People with fair skin in high UV/sunny areas should _____ in order to protect _____. Human skin color variation is mostly determined by the types and amounts of melanin present in the skin. NOTE: Prior to working through the annotated paper, educators may want to assign the HHMI film The Biology of Skin Color, which provides an excellent background for the research presented in the article. However many of us find that will we frequently lose these pieces of paper, or we all don't use a great structure like the SMART targets format. Listed in Teaching Materials | resource by group HHMI BioInteractive. Saved from hhmi.org. tails in cats could be classified as good, and short tails as bad. .. The Biology of Skin Color — HHMI BioInteractive Video Descrizione: Penn State University anthropologist Dr. Nina Jablonski explains how different shades of skin color arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. Powered by HUBzero, a Purdue project, QUBES is supported by the National Science Foundation and other funding agencies, (.bmp, .BMP, .csv, .CSV, .csl, .doc, .DOC, .docx, .DOCX, .epg, .EPG, .eps, .EPS, .gif, .GIF, .ico, .ICO, .jpg, .JPG, .jpeg, .JPEG, .key, .KEY, .keynote, .KEYNOTE, .mp4, .MP4, .mp3, .MP3, .m4a, .M4A, .m4v, .M4V, .odg, .ODG, .odp, .ODP, .ods, .ODS, .odt, .ODT, .pdf, .PDF, .png, .PNG, .ppt, .PPT, .pptx, .PPTX, .swf, .SWF, .txt, .TXT, .xcf, .XCF, .xls, .XLS, .xlsx, .XLSX, .svg, .SVG, .php, .css, .zip, .gz, .js, .html, .gdoc, .json, .rmd, .htm, .js, .R, .RData, .tif, .tiff, .swc, .webp, .ipynb, .jp2, .jxr, .RData, .nlogo), https://www.biointeractive.org/classroom-resources/biology-skin-color. Awesome the biology of skin color biointeractive answer key. Name: _____ HHMI: The Biology of Skin Color (Video at 1. Stream The Biology Of Skin Color — HHMI BioInteractive Video - YouTube [360p] by Karen Keifer-Boyd from desktop or your mobile device Eumelanin in particular is responsible for protecting our body from harmful ultraviolet (UV) radiation that penetrates cells, possibly causing mutations. Blond hair has gone in and out of style in Western societies for thousands of years. HHMI: The Biology of Skin Color Video Lab (20 min.) Through changing fashions and shifting cultural perceptions, the biological basis of hair color has remained Our human ancestors in Africa likely had dark skin, which is produced by an abundance of the pigment eumelanin in skin cells. True / False (circle) 2. The evolution of race was as simple as the politics of race is complex By Gina Kirchweger. B. Reinforcement: Evolution . What pigment absorbs UV light? Web Resources: Human Skin Color - Wikipedia, The Biology of Skin Color - HHMI Make sure to FILL out the lab handout while you are watching the video: M & M Lab Handout. M & M Genetic Drift Lab Demo . The Biology of Skin color (HHMI) | Worksheet. She describes how the phenomenon of skin color variation is related to both global distribution of UV intensity and the need for the skin to absorb some UV to produce vitamin D. Researchers should cite this work as follows: This publication belongs to the HHMI BioInteractive group. Find information on common questions and issues. the biology of skin color biointeractive answer key - With regards to achieving a goal a person could just put down on paper what it is you would like. The Biology of Skin Color - NGSS Hub. This one is called The Biology of Skin Color, and it is another winner.It is narrated by Nina Jablonski, who did much of the research cited in the video. www.BioInteractive.org Page 7 of 10 The Biology of Skin Color Lesson Student Handout QUESTIONS PART 2: Interpreting the Figure 14. Is variation in skin color in humans the result of natural selection and adaptation to different environments? This organization collected data due to concerns about: 6. Investigation: Dog and Wolf Phylogeny. Biologists classify specific traits as good or bad. In ancient Rome, light-haired women dyed their hair dark to stay in vogue. The Biology of Skin Color. www.BioInteractive.org Published !! In this film, anthropologist Nina Jablonski walks through the evidence that the different shades of human skin color are evolutionary adaptations to the varying intensity of ultraviolet (UV) radiation in different parts of the world. When watching a resource, you will be notified when a new version is released. This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. This is a semester long course for vocational track students. In the high ultraviolet (UV) environment of sub-Saharan (or equatorial) Africa, darker skin protects against the damaging effects of UV radiation. Whenever a species undergoes selection (from evolution), variations can be identified in the genome. Educator Materials The Biology of Skin Color Short Film September 2015 Page 5 of 15 BACKGROUND “Melanin” is the collective term for a family of pigment molecules found in most organisms, from bacteria to In the film, Penn State University anthropologist Dr. Nina Jablonski discusses the evidence for the natural selection of human skin color. The journey begins with an explanation of melanin, which comes in two forms: reddish-yellow (i.e., pheomelanin) and black and brown (i.e., eumelanin). Biologists classify specific traits as good or bad. Our human ancestors in Africa likely had dark skin, which is produced by an abundance of the pigment eumelanin in skin cells. The Biology of Skin Color: Black and White. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Version 1.0 - published on 01 Jul 2019 doi:10.25334/94C4-AY97 - cite this, Licensed under CC Attribution-NonCommercial-NoDerivatives 4.0 International according to these terms. Pigment cells create caps around the nucleus to: signal cell division / prevent DNA mutations / produce melanosomes 4. Tess. This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world. Pigment cells create caps around the nucleus to: What organization provided the data that was used to answer her question about the amount of UV. 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