Intro, Bacteria + Fungi Flashcards
Bacterial reproduction occurs via asexual AND sexual reproduction
FALSE
What contribution did Cyanobacteria have in the evolution of life?
Oxygenated the atmosphere
What was Van Leeuwenhoek’s contribution to microbiology?
Invented the microscope in 1666
When we’re microorganisms first observed in microscope?
1600s
What was LOUIS PASTEUR’S main contribution to microbiology?
Swan neck flask experiment
What did Karl Woese discover that changed the tree of life?
Archea
Which of the following represents the correct formatting for name of organism the FIRST time it appears in text?
Vibrio cholerae (italics)
Roughly how much smaller are viruses than bacteria?
100 - fold
Which of the following is NOT one of Koch’s postulate?
Pathogen can be virus OR bacterium - as viruses must be grown on pure agar!
Which of the following is ONLY found in eukaryotic cells?
Nucleus
In which fungal phyla are asexual reproduction structures RARELY seen?
Basidiomycota
Name some technological advances that have been INSTRUMENTAL in moving forward the discipline of Microbiology.
Development of Electron Microscope
+
Instruments such as Spectrophotometer
1m = 1000mm = 1 000 000um
= 1 000 000 000nm
1m = 1000mm = 1 000 000um
= 1 000 000 000 nm
What size are bacteria?
Most bacteria are a couple of microns in size.
1 um roughly!
How large are eukaryotes?
100um in size = 0.1 millimetres
Size of viruses?
0.1um = 100 nanometres
What is the size of proteins / lipids?
10nm!!!
Conjugation between bacteria is a MAJOR mechanism for transferring Antibiotic Resistance.
But is it a form of sexual reproduction?
NO!
Transfer of DNA is not a form of sexual reproduction!!!
List some of the ways fungi contribute to uses in our everyday lives…
Decomposers
Fermentation
Lego
Food
Whose experiments finally discounted the theory of spontaneous generation?
Louis Pasteur
What 2 organisms belong to the Eukaryotic domain of life?
Yeast
Fungi
Who was credited for advancing scientific thinking about the r ship between microorganisms + disease?
Robert Knoch!
Who made a contribution to reducing losses associated with the spoilage of food and drink?
Louis Pasteur
Who made a contribution to establishing the naming system for microorganisms?
Carolus Linnaeus
