BIO205 Exam 1 Help Verified Answers
All of the following individuals were involved in the improvement of public health in the 19th century
EXCEPT: ️Redi
Which of the following individuals mapped cholera outbreaks in the city of London to better understand
the spread of disease? ️Snow
...
All of the following individuals were involved in the improvement of public health in the 19th century
EXCEPT: ✔️Redi
Which of the following individuals mapped cholera outbreaks in the city of London to better understand
the spread of disease? ✔️Snow
Semmelweis advocated hand washing as a method of preventing which of the following diseases?
✔️Puerperal fever
Developed a series of steps that is used to link a particular microbe to a specific disease. ✔️Koch
Which of the following statements about fungi is FALSE? ✔️fungi are photosynthetic
You have just identified an organism to the order level of classification. What would be the next smaller
group that you could use to identify help the organism? ✔️Family
-Kingdom, Phylum, Class, Order, Family, Genus, Species
This individual developed a system that standardized the naming and classification of organisms. He
proposed the binomial nomenclature that is still used to this day. ✔️Linnaeus
This individual expanded the original 2 kingdoms into five separate kingdoms of Animalia, Plantae,
Fungi, Protista, and Prokaryota ✔️Whittaker
This individual developed the taxonomic category of domain based on ribosomal RNA sequences of
organisms. ✔️Woese
5 characteristics used to classify, identify, and determine phylogenetic relationship of bacteria. ✔️1.
Physical characteristics
, 2. Biochemical testing
3. Serological tests
4. Phage typing
5. Analysis of nucleic acids
Streptococcus ✔️round bacteria arranged into chains
Staphylococcus ✔️round bacteria arranged into clusters
Spirillium ✔️Stiff spirals
Streptobacillus ✔️rod bacteria arranged into chains
Gram stain: purple circles ✔️Gram positive cocci
Gram stain: pink rods ✔️Gram negative bacilli
Acid fast stain: magenta/pink rods ✔️Acid fast bacilli
Acid fast: blue rods ✔️non-acid fast bacilli
Endospore stain: pink/red rods ✔️Bacteria cell- no endospores
Endospore stain: green rods ✔️Endospores
Semmelweis ✔️Instituted hand washing procedure at birthing center to reduce incidences of puerperal
fever
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