click below
click below
Normal Size Small Size show me how
AgEn y2 genetics1
AgEn y2 genetics1 a history of discoveries
| Question | Answer |
|---|---|
| DNA | genetic material found on chromosomes in eukaryotic organisms |
| genome | all of an organisms chromosomes and DNA |
| Darwin | The Origin of the Species |
| Mendel | Experiments on peas |
| Miescher | first to isolate a nucleic acid from a blood cell |
| Flemming | identified chromatin in cell nuclei and linked it to cell division |
| Morgan | Genes are located on chromosomes |
| Avery, McLeod and McCarty | DNA is genetic material |
| Franklin | showed X ray crystal image of DNA |
| Watson and Crick | DNA is a double helix..also proposed a mechanism for its replication |
| Crick,Brenner,Nirenberg,Khorana and Holley | cracked genetic code....a nucleic acid is translated into a protein...this is gene expression |
| Berg,Boyer and Cohen | first genetic engineering experiments |
| Sanger | discovered the chain termination method for DNA sequencing |
| Kary Mullis | Invented PCR to amplify DNA |