These are my answers but my teacher said there not right can someone me worth 32 points what are the advantages and disadvantages of each medium used for the dna information? the advantages are you figure out who did it, but the disadvantages are you need swaps of saliva or hair and that can sometimes be hard to get. another advantage is statistics it can be stored so it can be very detailed for you. disadvantages can be that it can be too boring, so most people will just give up. it says that scientist have developed a method for police officer to solve their crimes. why can it be to present ideas in more than one medium? it can be because the more information that has been put out you can learn more about the topic than you can use that in your daily life to other people with additional information. it can also be for police officer or any type of people that are involved with solving crimes because the more information that they have the faster they can solve the crime. which medium did you like better and why? i liked the one where i got to put the hair on the scan thing and then i got to choose who had the ipod which medium do you feel taught you the information better and why? i think the one that taught me the most was the first one because that was the one that had more information than the other one the audio one was good also too because it stored more information than the ones we had to read.