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Analogous structures serve the same function,are similarly constructed,and are inherited from a common ancestor.

A) True
B) False

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A population must have ________ for natural selection to occur.


A) a stable environment
B) abundant resources
C) many individuals
D) heritable variation

E) A) and B)
F) B) and C)

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What was Darwin's main purpose during his time aboard the HMS Beagle?


A) to serve as the ship's naturalist
B) to develop evidence that could be used to support the theory of evolution
C) to document evidence that would support the concept of natural selection
D) Darwin was a sailor with no specific purpose aboard the HMS Beagle.

E) A) and C)
F) C) and D)

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Darwin observed that


A) members of a population vary in their functional,physical,and behavioral characteristics.
B) there is a constant struggle for survival of organisms.
C) organisms in a normal population differ in reproductive success.
D) All of the choices are correct.
E) None of the choices are correct.

F) C) and D)
G) A) and D)

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Over many generations man has chosen certain desirable characteristics in dogs by allowing dogs possessing those characteristics to reproduce.In this way,150 breeds of dogs,all the same species,have descended from wolves.This process is referred to as


A) natural selection.
B) inheritance of acquired traits.
C) artificial selection.
D) convergent evolution.

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

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Cutting off the tails of mice over several generations should cause the tails of their offspring to become shorter,according to the ideas of which of these scientists?


A) Darwin
B) Lamarck
C) Cuvier
D) Lyell
E) Wallace

F) A) and E)
G) B) and D)

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The fossilized remains of two different species are found and scientists are interested in determining the evolutionary relationship of the two species.Which of the following could be used to determine the relatedness?


A) homologous structures
B) vestigial structures
C) biogeography
D) All of the choices could be examined to determine relatedness.

E) None of the above
F) B) and C)

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Natural selection was independently proposed as a means of evolution by Darwin and


A) Lyell.
B) Wallace.
C) LeClerc.
D) Lamarck.

E) B) and C)
F) A) and D)

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Aristotle believed that


A) all species are equal in complexity.
B) life originated from inorganic substances.
C) living organisms can be arranged based on their order of increasing complexity.
D) every species on Earth has a perfect or "essential" form.

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

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Most of Darwin's observations about changes in species over time and in different environments took place in and near


A) North America.
B) Africa.
C) South America.
D) Asia.
E) Greenland.

F) None of the above
G) A) and B)

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Linnaeus developed his classification system for organisms according to


A) a theory of descent by modification.
B) Darwin's theory of evolution.
C) Lamarck's theory of evolution.
D) fixity of species and the sequential ladder of life.

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

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The theory of ________ proposed that sudden and widespread disasters that result in mass extinctions followed by repopulation could explain why species change over time.


A) artificial selection
B) natural selection
C) uniformitarianism
D) catastrophism

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

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Lamarck's inheritance of acquired characteristics included the idea that


A) there is a natural force in all living things that pushes them toward perfection.
B) local catastrophes cause mass extinctions of species.
C) species are only produced through special creation.
D) species are fixed and unchanging over time.

E) B) and D)
F) B) and C)

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Fossils are the remains and traces of past life that have been preserved in the Earth's crust.What type of fossils is most important in supporting the principle of evolution? Explain your answer and give examples.

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Transitional fossils are important evide...

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Which of the following features were present in the transitional species between amphibian tetrapods and the fishes?


A) fins,rounded head with eyes on the side,and a neck
B) lungs,fins,and scales
C) a flat head with eyes on the top,fins,and scales
D) fins,simple wrist bones,and expanded ribs

E) B) and C)
F) A) and D)

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The distribution of species can help provide information about all of the following EXCEPT


A) past geological events.
B) the movement of continents.
C) formation of volcanic islands.
D) ecological change.
E) the time period in which a species was present on Earth.

F) C) and D)
G) B) and E)

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Darwin was very interested in why animals on distant and isolated landmasses appear related to animals on the mainlands,yet were very distinct.Which of the following types of evidence would help Darwin make sense of his observations?


A) anatomical
B) biochemical
C) fossil
D) biogeographical

E) B) and C)
F) A) and D)

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Explain how the overuse of antibiotics could lead to the evolution of drug resistant strains of bacteria.

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Just as any population of organisms incl...

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Which of the following observations is not part of natural selection as posed by Darwin?


A) Individuals within a species exhibit variation.
B) Organisms compete for available resources.
C) Individuals within a population differ in terms of reproductive success.
D) Organisms become adapted to conditions as the environment changes.
E) All of these observations are part of natural selection as posed by Darwin.

F) D) and E)
G) A) and D)

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Which of the following misconceptions about evolution can be refuted with the molecular evidence that is being collected through DNA analysis?


A) Evolution is a theory about how life originated.
B) There are no transitional fossils.
C) Evolution is not observable or testable,thus it is not science.
D) Evolution proposes life changed as a result of random events; traits are too complex to have originated by chance alone.

E) C) and D)
F) B) and C)

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