Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
|
1927: Studied pneumonia. Virulent, non-virulent |
Frederick Griffith |
|
|
1944: transforming principle |
Avery, McLeod, McCarty |
|
|
1952: infected E.coli with bacteriophage T2. |
Hershey and Chase |
|
|
1953: Structure and function of DNA |
Watson and Crick |
|
|
Used chromatography to separate the four bases and quantify the amounts |
Erwin Chargoff |
|
|
Suggested bases were stacked like coins, 3.8 angstrom |
William Astbury |
|
|
Characteristic of a helical structure , 3.4 angstrom |
Rosalind Franklin |
|
|
Started growing E.coli in 15N-labeled medium then moved it to medium containing 14N. DNA replication is semiconservative. |
Meselson-Stahl |
|
|
isolated DNA polymerase 1 as the first enzyme involved in E.coli replication |
Kornberg |
|
|
developed triplet binding assay |
Nirenberg and Leder |
