Scientists

Question 1

Anthony van Leeuwenhoek

Answer 1

First to observe/describe with microscope

Question 2

Francesco Reid

Answer 2

Discredited spontaneous generation (maggots come from eggs)

Question 3

John Needham

Answer 3

Thought spontaneous generation was true (boiled broth contained organisms)

Question 4

Lazaro Spallani

Answer 4

Thought pontaneous generation doesn’t exist (no organisms in sealed boiled broth)

Question 5

Louis Pasteur

Answer 5

Credited for biogenesis

Pasteurization: low temp heating destroys bacteria

Question 6

John Tyndall

Answer 6

Dust carries micro organisms

Heats resistant to forms of bacterium

Question 7

Ferdinand Cohn

Answer 7

Heat resistant bacteria form endospores

Question 8

Agostoni Bassi

Answer 8

Fungus–> disease of silkworms

Question 9

M.J. Berkeley

Answer 9

Water mold–> potato famine

Question 10

Heinrich de Bary

Answer 10

Smut/rust fungi –> cereal crop diseases

Question 11

Ignaz Semmelweis

Answer 11

Washing hands –> no fever

Question 12

Joseph Lister

Answer 12

Microorganisms–> disease

Invented surgery to prevent organisms from entering wounds using PHENOL

Question 13

John Snow

Answer 13

1st epidemiologist

Sewer pipe–> water pump–> Cholea

Question 14

Robert Koch

Answer 14

Bacillus anthracis anthrax

Kochs postulates

Question 15

Charles Chamberland

Answer 15

Tobacco mosaic disease - infectious agents-viruses

Question 16

Edward Jenner

Answer 16

Small pox vaccination

Question 17

Paul Enrlich

Answer 17

Chemotherapy- syphilis cure

Question 18

Alexander Fleming

Answer 18

First antibiotic