People Flashcards
1
Q
Antoni van Leeuwenhoek
A
- first observed in detail the first microorganisms
- microscope
2
Q
Louis Pasteur
A
- Swan neck experiment: refutes spontaneous generation criticisms
- fermentation, pasteurization, sterilization, vaccines, germ theory (with Robert Koch)
3
Q
Robert Koch
A
- koch’s postulates
- microbe is only in disease animals
- isolate the microbe in pure culture
- when inoculated into a healthy, susceptible animal, disease results
- able to re-isolate organism
- discovered anthrax, tuberculosis, cholera
4
Q
Frederick Griffith
A
- transformation experiment
- dead virulence
5
Q
Avery & McCarthy
A
- demonstrated DNA is the genetic material
- plate two separate mutants and mix them together
6
Q
Lederberg & Tatum
A
- conjugation experiment
- U-shaped experiment
7
Q
Carl Woese
A
- found that archaea are a distinct group from bacteria and eukaryotes
- different RNA polymerase, different phospholipid bilayer, inhibition of translation
8
Q
Dr. John Snow
A
- suspected the source of the cholera came from contaminated water
in London - subsequently, london shut down that well
- father of epidemeology
9
Q
William Pfeffer
A
- capillary assay
- discovered chemotaxis
10
Q
Silverman and Simon
A
- polyhook mutant experiment
- tethered cell
