Molecular Bio 1 - Individiuals to know for Exam 1

Who discovered crossing-over in Salamanders?

Frans Janssens

What did Frans Jenssen conclude?

Chromosomes do cross-over and sometimes when they do cross-over, they switch segments.

Erwin Chargaff’s Rule

A-T and G-C

Who’s crossing over experiment was proven correct?

Barbara McClintock & Harriet Creighton

Who used pea plants to study inheritance?

Gregor Mendel

Who studied mold neurospora?

George Beadle and Edward Tatum

Who published "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid"?

Watson and Crick

Who labeled nucleotides, added 32P-cytosine, and used a 3' phosphodiesterase?

Arthur Jornberk

Who used fruit flies as the model organisms for their experiment?

Thomas Hunt Morgan

Jonberk’s experiment revealed what?

The directionality of DNA synthesis is 5' → 3'

Who discovered that DNA is the transforming principle from Griffith’s experiments?

Avery, MacLeod, and McCartyhy

Who brought together cytology and genetics?

Walter Sutton

Who described chromatin and mitosis?

Walter Flemming

Who discovered E. Coli?

Theodore Escherich

Who discovered X-ray mutagenesis?

Hermann Muller

Who discovered the first Mendellian genetic disorder?

Archiblad Garrod

Who studied streptococcus pneumoniae?

Griffith