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Question
Explain why GC-rich DNA requires a higher temperature to denture or melt than AT-rich DNA and hypothesize as to why the GC content of chromosomes in microorganisms from different environments varies widely.Answer
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Which of the following statements about chlamydial infections is TRUE?
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Diseases can be controlled through immunization even if the percentage of the population that is immunized is less than 100% because
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B) prevalence / mortality
C) mortality / morbidity
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Cholera is an example of a pandemic disease that
A) has multiple wild animal reservoirs and is thus difficult to eradicate.
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C) is spread through direct contact and has only a human reservoir.
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C) the vector is seasonal.
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B) two
C) four
D) six