Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
what did joseph lister do? |
in 1830s he developed a microscope that magnified 1000times without distortion- technology improvement. help scientists observe the behaviour of micro-organisms. |
|
|
what happened when louis Pasteur was asked to help a brewing company in 1850s? |
wanted to find out why the alcohol was going bad- became interested in microorganisms. he used microscope to observe groth of organisms in the liquids, discovered heating it killed bacteria. had a research team. |
|
|
what happened in 1875? |
Koch began to study bacteria. gov. gave Koch a full time job and a research team. used a microscope to study anthrax. he identified the specific microbes which caused anthrax in sheep. (this spurred Pasteur on again) |
|
|
why was pasteru and Koch so competitive? |
france and Germany were deadly rivals. france had lost a war to Germany in 1870-71. |
|
|
when was Pasteurs germ theory developed |
1861- proved idea of spontaneous generation was wrong |
|
|
what else did Pasteur do? |
1879- chicken cholera vaccination created by chance when a chicken was injected with old germs which by chance led to immunisation. |
|
|
what else did Koch do? |
1882- identified microbe causing TB. 1883- cholera |
