Which of the Following Series Best Reflects What We Know

question 22

Multiple Choice

Which of the following series best reflects what we know about how the flu virus moves between species?

• A) An avian flu virus undergoes several mutations and rearrangements such that it is able to be transmitted to other birds and then to humans.
• B) The flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected.
• C) A flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans.
• D) 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.
• E) An animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates and is passed to a new species such as a bird, the virus mutates and can be transmitted to humans.

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Definitions:

Territory Acquisition

The process by which a country or state expands its land and jurisdiction through purchase, negotiation, conquest, or discovery, significantly impacting its political and geographical landscape.

Ethnic Diversity

The presence of a wide range of distinct ethnic, cultural, and national groups within a given society or area.

California Population

The total number of individuals residing in California, reflecting its status as one of the most populous states in the United States.

Treaty of Guadalupe Hidalgo

The 1848 treaty that ended the Mexican-American War and resulted in the United States acquiring territories including modern-day California, Nevada, and Utah.