Unit 4 history of DNA pt.2

Question 1

5. Erwin Chargaff, 1940s

Answer 1

Found: Always equal parts A to T and C to G
-base pairs

Question 2

6. Wilkins and Franklin, 1950’s

Answer 2

Found: helix structure of DNA

Question 3

7. Hershey and Chase

Answer 3

Found: DNA = hereditary materials

Viruses (secificly bacteriophages)
made of proteins and nucleic acids

radiation in sulfur and phospherous, blender, somthing??

Question 4

8. Watson and Crick

Answer 4

found: double helix latter DNA structure
-different base sequence makes diff species