{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/6a9e7cf4c49b44b787a1cb9f62db2a4d\" frameborder=\"0\" width=\"1096\" height=\"822\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":822,"width":1096,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":822,"thumbnail_width":1096,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/6a9e7cf4c49b44b787a1cb9f62db2a4d-00001.jpg","duration":101,"title":"SAT official #1_S1_Q25","description":"p:  The authors’ main purpose of including the information about X-ray evidence and density is to \na:  establish that DNA is the molecule that carries the genetic information. ;\n present an alternate hypothesis about the composition of a nucleotide. ;\n provide support for the authors’ claim about the number of chains in a molecule of DNA. ;\n confirm the relationship between the density of DNA and the known chemical formula of DNA. ;"}