who made discoveries pertaining to DNA
| 255353356 | Griffith | dead pathogenic cells caused heritable change in healthy cells | |
| 255353357 | Avery | discovered transformation agent was DNA | |
| 255353358 | Hershey and Chase | labeled protein and DNA in bacteria, DNA carries genetic info | |
| 255353359 | Chargaff | DNA difference in species, A=T, G=C | |
| 255353360 | Franklin | x-ray diffraction photo of dna | |
| 255353361 | Watson and Crick | double helix, antiparallel, semiconservative | |
| 255353362 | Meselon and Stahl | semiconservative model experiment |

