A Level Biology Revision "Factors Affecting Genetic Biodiversity"

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In this video, we look at the factors affecting genetic biodiversity. This includes factors that increase genetic biodiversity such as mutations and gene flow, as well as factors that reduce genetic biodiversity such as the bottleneck effect, the founder effect and genetic drift. Image credits: Alpacas https://commons.wikimedia.org/wiki/File:Alpacas.JPG Philippe Lavoie, Public domain, via Wikimedia Commons Herd of cows https://commons.wikimedia.org/wiki/File:Herd_of_cows_on_the_sea_bank_-_geograph.org.uk_-_3665300.jpg Herd of cows on the sea bank by�Mat Fascione, CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons Wheat field https://commons.wikimedia.org/wiki/File:Vehn%C3%A4pelto_6.jpg kallerna, CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0, via Wikimedia Commons Charles Darwin https://commons.wikimedia.org/wiki/File:Charles_Darwin_seated_crop.jpg Charles_Darwin_seated.jpg: Henry Maull (1829�1914) and John Fox (1832�1907) (Maull & Fox) [3]derivative work: Beao, Public domain, via Wikimedia Commons Sumatran tiger https://commons.wikimedia.org/wiki/File:Sumatran_Tiger_Berlin_Tierpark.jpg Captain Herbert, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons Manx loaghtan https://commons.wikimedia.org/wiki/File:Manx_loaghtan.jpg Chris Bramhall at English Wikipedia, Public domain, via Wikimedia Commons Stem Cutting https://commons.wikimedia.org/wiki/File:Stem_Cutting.jpg Kumar83, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons Black robin https://commons.wikimedia.org/wiki/File:Black_Robin_on_Rangatira_Island.jpg frances schmechel, CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons Wolf https://commons.wikimedia.org/wiki/File:Front_view_of_a_resting_Canis_lupus_ssp.jpg Gary Kramer, Public domain, via Wikimedia Commons Isle Royale https://commons.wikimedia.org/wiki/File:Isle_Royale_-_Beach_Near_Mouth_of_Washington_Creek.JPG Jhodkiewicz at the English Wikipedia, CC BY-SA 3.0 http://creativecommons.org/licenses/by-sa/3.0/, via Wikimedia Commons Moose https://commons.wikimedia.org/wiki/File:Alces_alces.jpg bcameron54, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons