A Level Biology Revision "Active and Passive Immunity"

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In this video, we look at active and passive immunity. First we explore natural and artificial active immunity and then we look at natural and artificial passive immunity. Image credits: Clostridium Tetani https://commons.wikimedia.org/wiki/File:Clostridium_tetani.jpg Content Providers(s): CDC, Public domain, via Wikimedia Commons Vaccination https://commons.wikimedia.org/wiki/File:Covid_vaccination_for_children_aged_12-14_in_India_01.jpg Suyash Dwivedi, CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0, via Wikimedia Commons Ultrasound https://commons.wikimedia.org/wiki/File:Ecograf%C3%ADa_4D_-_Feto_12semanas_D.jpg Rizome, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons Colostrum https://commons.wikimedia.org/wiki/File:From_Colostrum_to_Breastmilk_-_4241.jpg Amada44, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons Tetanus patient https://commons.wikimedia.org/wiki/File:PHIL_tetanus.jpg Photo Credit:Content Providers(s): CDC, Public domain, via Wikimedia Commons Horse https://commons.wikimedia.org/wiki/File:Haflinger_horse_on_pasture_in_the_Netherlands.jpg Paula Jantunen (user Niora), Public domain, via Wikimedia Commons Tetanus toxin https://upload.wikimedia.org/wikipedia/commons/7/78/PDB_1a8d_EBI.jpg Jawahar Swaminathan and MSD staff at the European Bioinformatics Institute, Public domain, via Wikimedia Commons