BIO 204 CH. 1
1. Define microbe: Any organism too small to be seen without a microscope
2. What was Antoni van Leeuwenhoek's major contribution to microbiology?: -
Created the first microscope
3. What was Carolus Lennaeus' major contribution to microbiology?: Developed the
binomial naming system of taxonomic classification
4. What are the categories of microbes?: - Archaea
- Bacteria
- Fungi
- Protozoa
- Algae
5. Describe the major characteristics of each category of microbe (FRQ): Archaea:
(Carb-based)
- prokaryotic
- cell wall not composed of peptidoglycan
- unicellular or colonial (single cells organisms that live together)
1/3
, - auto & heterotrophic (do not produce their own food)
- not pathogenic
- extremophiles
Bacteria:
- prokaryotic
- cell wall composed of peptidoglycan
- unicellular or colonial
- auto & heterotrophic
- can be pathogenic
Fungi:
- eukaryotic
- cell wall composed of chitin
- unicellular (only one: yeast) or multicellular (all cells work together)
- heterotrophic
- can be pathogenic
Protozoa: (Animal-like protists)
- eukaryotic
2/3
1. Define microbe: Any organism too small to be seen without a microscope
2. What was Antoni van Leeuwenhoek's major contribution to microbiology?: -
Created the first microscope
3. What was Carolus Lennaeus' major contribution to microbiology?: Developed the
binomial naming system of taxonomic classification
4. What are the categories of microbes?: - Archaea
- Bacteria
- Fungi
- Protozoa
- Algae
5. Describe the major characteristics of each category of microbe (FRQ): Archaea:
(Carb-based)
- prokaryotic
- cell wall not composed of peptidoglycan
- unicellular or colonial (single cells organisms that live together)
1/3
, - auto & heterotrophic (do not produce their own food)
- not pathogenic
- extremophiles
Bacteria:
- prokaryotic
- cell wall composed of peptidoglycan
- unicellular or colonial
- auto & heterotrophic
- can be pathogenic
Fungi:
- eukaryotic
- cell wall composed of chitin
- unicellular (only one: yeast) or multicellular (all cells work together)
- heterotrophic
- can be pathogenic
Protozoa: (Animal-like protists)
- eukaryotic
2/3
