Which of the Following Statements Best Reflects What We Know

question 54

Multiple Choice

Which of the following statements 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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Definitions:

LIFO Method

"Last In, First Out," an inventory accounting method where the most recently acquired items are assumed to be sold first.

Journal Entries

The individual records of financial transactions in a company's accounting system.

Cost of Goods Sold

An accounting term for the direct expenses related to producing the goods sold by a company, including materials and labor.