{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/e1a971340bc04c35bf8a08224fb8f236\" frameborder=\"0\" width=\"1280\" height=\"960\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":960,"width":1280,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":960,"thumbnail_width":1280,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/e1a971340bc04c35bf8a08224fb8f236-00001.jpg","duration":110,"title":"S1 Q43 March 2018","description":"p: The primary purpose of the passage is to\na: discuss research on a factor that influence vaccine effectiveness;\na: describe how vaccines are tested for safety and efficacy.;\na: preset a study of the role of bacteria in causing illness.;\na: analyze the genetic components of the flu virus.;"}