Exam (elaborations)
Questions And Answers Graded A
- Course
- BIO 182
- Institution
- Arizona State University
Questions And Answers Graded A
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BIO 182 ASU Exam 1 Questions AndAnswers Graded A
Key Point 1 - answer-Even the most desperate organisms share some features,
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suggesting that the single, nine random process generated diversity.
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True or False #1: biodiversity on earth will likely decrease in the near future. - answer-
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True! Fingerprints of human activity, spread of an invasive species, Rapid change and
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global climate, habitat destruction, Deforestation
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What are the Three World Views? - answer-1. Natural Evolution - Evolution by natural
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process2. Theistic Evolution - Evolution guided by God3. Creation - Species created by
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God
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True or False #3: Scientists believe in Evolution even though they currently lack evidence
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for the theory. - answer-False! Based on know mechanisms: Natural Selection, Mutation,
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and Genetic Drift
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Key Point 2 - answer-Biologists accept evolutionary theory because its predictions match
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observations.
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True or False #4: Extreme temperatures of 2015 are sufficient evidence to conclude that
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Earth is warming. - answer-False! Not enough data to show a trend
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Key Point 3 - answer-When something varies over space and time, one must compare
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sufficient samples to quantify effects accurately.
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What does Replicating Observations do? - answer-Increases reliability of pattern.
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What does Controling Conditions do? - answer-Isolates effects of certain factors.
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What does randomizing subjects do? - answer-Decreases risk of bias from uncontrolled
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factors.
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, What is Creationism and Catastrophism? - answer-All species created in six days, Earth
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is 6,000 years old, species fixed, extinctions from catastrophe. Leading Biologist/
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Paleontologist who championed this science/theory/belief Georges Cuvier (1769-1832).
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True or False #5: Darwin's worldview when leaving England would best be described as
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Creationism. - answer-True! Based on the fact that Creationism was the dominant world
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view at his place and time and that he was studying for religious life.
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What did Charles Lyell contribute to science in the context of Darwinian Evolution? -
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answer-Charles Lyell believed in the old earth ideologies and slow and gradual change.
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(Old Earth theory - billions and billions of years old)
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What do Charles Darwin, Charles Lyell, and Alfred Wallace have in common? - answer-
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They all believed in natural selection and came up with theories about it.
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Key Point 4 - answer-Darwin abandoned a theory of Creationism for a theory of evolution
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that better explained his observations about life.
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True or False #6: Darwin could not have proposed natural selection without abandoning
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the idea of creation. - answer-False. Theistic Evolution could have been his world view.
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What book did Darwin write? - answer-On the Origin of Species
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What are phenotypes? - answer-physical traits
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True or False #7: Natural Selection occurs whenever some individuals reproduce more
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than others. - answer-False! Not the only element that you need. The offspring has to be
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similar to parents (heritable).
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What are the necessary conditions of Natural Selection? - answer-1. Heritable Variation
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2. Differences in Reproduction
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Key Point 5 - answer-Natural Selection occurs whenever heritable phenotypes cause
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some individuals to reproduce more than others.
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True or False #8: Organisms evolve by natural selection. - answer-False! Not organism
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but the population.
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True or False: Unlike Wallace, Darwin did not believe that natural selection required
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variation among individuals. - answer-False
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True or False: Wallace used induction to develop a model of evolution by natural
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selection. - answer-True
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True or False: Unlike Wallace, Darwin's conceived his theory of evolution without
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observing species living on islands. - answer-False
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