Which of the Following Series of Events Best Reflects What

question 13

Multiple Choice

Which of the following series of events 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 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,and the virus mutates and can be transmitted to humans.

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Definitions:

Seriation

The concrete operation that involves ordering stimuli along a quantitative dimension (such as length).

Horizontal Décalage

The observation that within Piaget’s stages of cognitive development, some abilities do not appear simultaneously but develop sequentially over time.

Personal Fable

A concept in adolescent development where an individual believes that their thoughts, feelings, and experiences are unique and not understood by others.

Hypothetical-Deductive Reasoning

Piaget’s formal operational concept that adolescents have the cognitive ability to develop hypotheses about ways to solve problems and can systematically deduce which is the best path to follow in solving the problem.