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SCI135 Spring 2016 quiz 9 pcr and evolution
Name:______________________________
1
PCR (polymerase chain reaction) is
A
B
C
D
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Evolution is
A
B
C
D
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the process of direct observation
adaptations through common descent
the unchanging nature of life on Earth
the change in a population's genetic characteristics over time
Science has never actually observed the process of evolutionary change in a species.
A
B
7
True
False
Biological evolution can be defined as
A
B
C
D
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homologous structures
structures that evolved from different parts of the body
analogous structures
structures that cannot be compared
Evolution is currently occurring.
A
B
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not supported by scientific evidence
strongly supported by scientific evidence
not supported by the fossil record
too obscure to study
A whale flipper and a bat wing are an example of
A
B
C
D
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the method by which DNA fingerprints are analyzed
how DNA is expressed in the cell
how DNA is extracted from a cell in order to use it as a fingerprint
how small quantities of DNA are replicated into a usable sample size
True
False
Which of the following does NOT have a direct effect on the process of evolution?
A
B
C
D
mutation
gene flow
fossil age
none of the above
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SCI135 Spring 2016 quiz 9 pcr and evolution
8
With which of the following statements would an evolutionary biologist agree?
A
B
C
D
E
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The evidence supporting biological evolution includes
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B
C
D
E
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the fossil record is the only source of evidence in favor of evolution
evolving populations rarely show changes in their genetic makeup
there has been no significant change in organisms through time
mutations provide the foundation for evolutionary change
God was the designer of all organisms in the form in which they now appear
fossils
patterns of embryological development
shared anatomical characteristics
molecular similarities
all of the above
Anteaters and some whales lack teeth as adults. The presence of teeth in the embryos of
these creatures is evidence that
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B
C
D
E
all animals must undergo some type of embryological development
the embryos have a very different diet from that of the adults
these species are the product of artificial selection
these species share a common ancestry with animals that have adult teeth
none of the above
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SCI135 Spring 2016 quiz 9 pcr and evolution
Answer Key : SCI135 Spring 2016 quiz 9 pcr and evolution
Question:
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4/26/2016 1:29:02 PM
Answer
D
B
A
A
D
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D
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D
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