6. Leeuwenhoek was know n for A. Theories of immunity B. pond water drawings of

Question

6. Leeuwenhoek was known for

A. Theories of immunity

B. pond water drawings of 1676

C. Father of chemotherapy

D A and C

7. Paul Ehrlich is called the father of chemotherapy partially because of

A. Compound 306

B Salvarsan

C. theories of immunity

D.A and B

8. The firmicutes include

A. Yersinia spp

B. Staphylococcus spp

C. E. coli

D A and B

9. PEA agar would not be best used in determining

A. Presence of Strep

B. Presence of Staph

C. Presence of gram positive bacteria

D presence of Pseudomonas aeruginosa

10. The following probably would not grow in MS agar

A. Pseudomonas spp.

B. Staphylococcus aureus

C. E. Coli

D. A and C

11.The normal microbiota of the mouth could include

A. Streptococcus mutans

B. Streptococcus salivarius

C. Actinomycetes

D Fusobacteria

12. The diphtheria antitoxin

A. An example of lysogenic conversion

B. An example of an AB toxin

C. Was discovered by Emil von Behring

D. All of the above

Explanation / Answer

6. B. pond water drawings of 1676

Leeuwenhoek famously known as Antony Leeuwenhoek is a popular scientist known for his works with the improvement of microscope. He is known as "father of microbiology," he observes the movements of many unicellular and multicellular organisms in pond water samples, blood, soil samples etc. In 1676, he identified bacteria and protozoa are so tiny and several lacks in number are required to make a bulk of sand particle size.

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