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Which of the following statements regarding the evolutionary history of an organism is false?


A) Predictions of evolutionary relatedness based on fossil records often agree with predictions based on continental drift.
B) Predictions of evolutionary relatedness based on fossil evidence often agree with those based on protein sequences.
C) Predictions of evolutionary relatedness based on DNA usually contradict those based on anatomical evidence.
D) Predictions based on DNA sequences provide the strongest evidence that two organisms are related.

E) None of the above
F) All of the above

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Convergent evolution produces


A) genetic drift.
B) lines of common descent.
C) homologous characteristics.
D) analogous characteristics.

E) None of the above
F) All of the above

Correct Answer

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Biological evolution can be defined as


A) the process of direct observation.
B) adaptations to common descent.
C) the unchanging nature of life on Earth.
D) the change in a population's genetic characteristics over time.

E) C) and D)
F) All of the above

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Genetic drift refers to ______ events that affect the survival and reproduction of individuals in a population.


A) chance
B) predictable
C) cryptic
D) geological

E) All of the above
F) None of the above

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Heritable differences among individuals are generated by _______.

Correct Answer

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