Quinolones and fluoroquinolones act against what bacterial target?
a. Metabolic pathways unique to bacteria
b. Cell walls
c. Bacterial ribosomes
d. DNA gyrase
e. Cell membranes
Ans: d. DNA gyrase
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Parasitic worms, even meters-long tapeworms, are studied in microbiology because
A) they are parasites. B) diagnosis usually involves microscopic examination of patient samples. C) the Gram stain can be used to identify them. D) Leeuwenhoek first discovered them. E) no one else wants to study them.
Shown below is the output from an automated sequencing reaction. What is the sequence of the DNA template strand? 
A. 5' - CACCGTAAGGACTG - 3' B. 3' - CACCGTAAGGACTG - 5' C. 5' - GTGGCATTCCTGAC - 3' D. 3' - GTGGCATTCCTGAC - 5' E. 5' - GTGGCATTCCTGAC - 3' 3' - GTGGCATTCCTGAC - 5'
The idea that life evolves from simple to complex began with:
a. Darwin. b. William Bateson. c. the ancient Greeks. d. J. F. Meckel. e. Etienne Serres.
A person's unique DNA is carried within some of the cells and tissues of their body. These include all of the following EXCEPT:
saliva. skin cells. intestines. white blood cells. All of the above contain a person's DNA.