On a Weekly Quiz, Mr

question 115

Multiple Choice

On a weekly quiz, Mr.Harris asks students in his auto mechanics class to figure out what is wrong with a car when it has a certain set of "symptoms." His students have never considered this particular combination of symptoms before, but they know everything they need to know in order to determine what must be wrong.Mr.Harris's test question illustrates using classroom assessment as a:

• A)form of review.
• B)learning experience in and of itself.
• C)way of giving concrete feedback to students.
• D)way of minimizing the negative impact of high-stakes testing.

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Definitions:

Allopatric Speciation

The evolution of new species after populations have been separated geographically, preventing gene flow between them.

Sympatric Speciation

The evolution of new species within a contiguous population that still has extensive gene flow.

Gametic Isolation

A type of prezygotic barrier where the gametes (egg and sperm) of two different species fail to unite or fertilize, preventing the formation of a zygote.

Hybrid Inviability

A postzygotic barrier where offspring resulting from the mating of two different species fail to survive to reproductive maturity.