Lecture 2

Question 1

What was Louis Pasteur contribution to the feild of microbiology?

Answer 1

Proved that individual microbial strains had unique properties
Proved fermentation is caused by microorganisms
Invented pasteuraization = kills microorganisms responsible for spoilege
Developed vaccince for treatment of deseases (rabbies)

4 points from textbook

Question 2

What was Robert Koch contribution to the feild of microbiology?

Answer 2

was the first to demonstrate the connection between a single, isolated microbe and a known human disease.

answer from etext

Question 3

What is the definition of microbiology?

Answer 3

“the study of things that are not visible to the naked eye” or “the study of microorgansims”
things = acellular, unicellular, multicellur
things = not limited to viruses, bacteria

Question 4

List 2 types of acellular microorganisms

Answer 4

1. Viruses
2. Prions

Question 5

List 2 examples of unicellular microorganisms?

Answer 5

1. Bacteria
2. Archaea

Question 6

List an example of multicellular microorganisms?

Answer 6

Eukaryotes

Question 7

Why is microbiology important?

Answer 7

Prokaryotic Microbes were the 1st life form on Earth known as cellular life (bacteria/archaea) –> from which all other evelution arose

Question 8

T/F Microbiology was only a thing after the invention of the microscope

Answer 8

False
Traditional Knowledge = viruses transmitt via ticks
Tradition Medicine = mold –> source of antibiotics (penicilin) + scabs –> used for immunizations
Infrastrucutres = sewage system seperating clean/dirty water
Fermentation of food/drinks

Question 9

What is the miasma theory?

Answer 9

infections desease were caused by (arose from) bad air coming from roting organic matter

Question 10

What is the spontaneous generaion theory?

Answer 10

living organisms arise from non-living matter

(mud creats frogs)
(rotting meat create flies)

Question 11

Through which expeirement did Louis Pasteur ___ (approve/disprove) spontaneous generation?

Answer 11

Disproved spontaneous generation with his Swan’s neck expierement.

Question 12

What was the Swan’s neck experiment?

Question 13

T/F Germ theory is similar to the miasma thoery

Answer 13

False
Germ theory is OPPOSITE to miasma theory

Question 14

What is germ theory?

Answer 14

Theory says microbes are the cause of infectios desease.
(As opposed to bad air from rotting matter from miasma thoery)