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BIO205 Exam 1 Help Verified Answers

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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 ...

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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



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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