-
Fredrich Miescher
Extracts what comes to be known as DNA from the nucli of white blood cells -
Frederick Griffith
Discovered that bacteria are capable of transferring genetic information through a process known as transformation. -
Beadle and Tatum
Showed how genes direct the synthesis of enzymes that control metbolic process. -
Max Delbruck
Employed bacteriophages, a type of virus that invades bacteria. -
Oswald Avery; McCarty and Macloed
Discovered that DNA is the substance that causes bacterial transformation. -
Edwin Chargaff
Discovered that DNA is a double helix. -
Alfred Hershey and Martha Chase
Helped confirm that DNA is the genetic material. -
Rosalind Franklin and Maurice Wilkins.
Discovered data about the X-ray -
Watson and Crick
Discovered that the chemical structure of DNA meets the requirements for a substance that encodes genetic information. -
Aurthur Kornberg
Crystalizes DNA polymerse -
matthew meselson and frank stahl
Discovered that DNA replication is semiconservative -
Marshall Nirenburg
"Cracked" the genetic code. -
Paul Berg
Creates first recombiant DNA molecules. -
Stanley Cohen and Herb Boyer
Develop recombiant DNA technology. -
Kary Mullis
Helped develop polymureage chain reaction
