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Health, 23.06.2019 04:31
Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected.b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans.c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host.d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.
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Health, 23.06.2019 07:30
What are three important public health tools for addressing heart disease? identify the tools, and explain why they are a benefit to public health. you! : )
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Health, 23.06.2019 08:30
Avoiding excess salt and sodium may benefit a person’s health by
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The total amount of money earned for hours worked is . Select one: a. fixed expense b. take-home pay...
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