Which of the following best describes microevolution?
A. genetic changes in a population without speciation
B. the divergence of one ancestral species into two
C. the formation of a new species
D. the exchange of genetic material through interbreeding
E. long periods of stability with occasional evolutionary leaps
Question 2
In the debate of how speciation occurs, advocates of punctuated equilibrium
A. describe macroevolution as the gradual accumulation of evolutionary changes over time.
B. agree with the advocates of intelligent design on views about the flaws in fossil-dating techniques.
C. define species the same way creationists and gradualists do.
D. have revived Darwin's classic description of change over time.
E. suggest that long periods of stability, during which species change little, are interrupted by evolutionary leaps.
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