Sympatric Study guides, Class notes & Summaries
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![Bio 311D Exam 2 Dr English](/docpics/3639037/652e887700bca_3639037_121_171.jpeg)
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Bio 311D Exam 2 Dr English
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Bio 311D Exam 2 Dr English 
 
To have no change in allele frequencies, you'll need... (H-W assumptions) - 1. No mutations 
2. Random mating 
3. no heritable advantages 
4. enormous population 
5. No incoming/outgoing individuals 
Evolution - change is proportion of alleles in a population 
Descent with modification - 1. organisms look different today 
2. organisms look different than their predecessors 
3. that change in appearance is 
-heritable 
-adaptive 
Natural selection means - ...
![BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+ | Verified Answers.](/docpics/4941775/661266ad31f65_4941775_121_171.jpeg)
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+ | Verified Answers.
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+ | Verified Answers. What are the properties of life? - correct answer *Cells and organization 
*Energy use and metabolism 
*Environmental response 
*Regulation and homeostasis 
*Growth and development 
*Reproduction 
*Biological evolution 
When was earth formed? - correct answer 4.55 billion years ago 
When did life on earth first appear? - correct answer 3.5 billion years ago 
What are the evolutionary mechanisms? - corre...
![BSC 108 Final Exam 2024 with Guaranteed Correct Answers](/docpics/5131730/662e5487a3938_5131730_121_171.jpeg)
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BSC 108 Final Exam 2024 with Guaranteed Correct Answers
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What is micro-evolution? - correct answer Changes in allele frequencies within populations, often associated with adaptation, can be measured from one generation to the next 
"small changes" 
 
What is macro-evolution? - correct answer Major changes in the history of life, origin of new species, generates biological diversity 
"big changes" 
 
What is a species? - correct answer a group of populations whose members have the potential to interbreed with one another in nature to produce fertil...
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BSC 108 Final Exam Yates top-rated 2024
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What is micro-evolution? - Changes in allele frequencies within populations, often associated with adaptation, can be measured from one generation to the next 
"small changes" 
 
What is macro-evolution? - Major changes in the history of life, origin of new species, generates biological diversity 
"big changes" 
 
What is a species? - a group of populations whose members have the potential to interbreed with one another in nature to produce fertile offspring 
 
What is allopatric speciation?...
![PEQ WEEK 4-6 QUESTIONS & ANSWERS RATED 100% CORRECT](/docpics/5580578/66643be4636d6_5580578_121_171.jpeg)
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PEQ WEEK 4-6 QUESTIONS & ANSWERS RATED 100% CORRECT
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A population of rodents, called population A, lived on a large landmass. One group of the population 
dispersed to a nearby island. Two million years later, the island population split into two smaller, equalsized populations when a river formed across the middle of the island. Now two new species, A1 and A2, 
have evolved on the island. They have replaced the population from which they were derived. Use the 
image to answer the question.Which diagram represents the phylogeny of the populations ...
![AP BIOLOGY MIDTERM EXAM](/docpics/5215203/6639c7d85927a_5215203_121_171.jpeg)
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AP BIOLOGY MIDTERM EXAM
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AP BIOLOGY MIDTERM EXAM 
which of the following principles is NOT part of Darwin's original theory of evolution by natural selection? 
A. Evolution is a gradual process that occurs over long periods of time. 
B. Variation occurs among individuals in a population. 
C. Mutations are the ultimate source of genetic variation. 
D. More individuals are born than will survive. 
C 
 
 
If a population is ini Hardy Weinberg equilibrium then: 
A. it is evolving to adapt to environmental changes 
B. the f...
![Environmental Science Exam 1 Practice Test Questions & Answers 2023/2024](/docpics/4006457/65777af4c1160_4006457_121_171.jpeg)
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Environmental Science Exam 1 Practice Test Questions & Answers 2023/2024
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Environmental Science Exam 1 Practice Test Questions & Answers 2023/2024 
 
 
When a new species evolves as a result of geographic isolation it is referred to as 
A. sympatric speciation 
B. Natural Speciation 
C. Allopatric Speciation 
D. Resource partitioning - ANSWER-C 
 
Gifford Pinchot believed that resources should be used for the greatest good for the greatest number for the longest time and thus he practiced 
A. Biocentric preservation 
B. Utilitarian conservation 
C.Holistic preservatio...
![Saylor Bio 202 Exam 1 Study Guide With Verified Solutions](/docpics/4633736/65e0f5938d351_4633736_121_171.jpeg)
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Saylor Bio 202 Exam 1 Study Guide With Verified Solutions
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Saylor Bio 202 Exam 1 Study Guide With 
Verified Solutions 
LeClerc - answerEnvironmental & Survival struggle 
Linnaeus - answerbinomial nomenclature, taxonomy 
Cuvier - answercatastrophism, paleontology 
Hutton and Lyell - answerUniformitarianism (opposite of catastrophism) 
Mathis - answerAn Essay on Principle of Population 
Lamarck - answerAcquired characteristics 
Darwin's Theory - answerOrganisms born with the best adaptations survive and pass on 
their traits to offspring 
Darwin vs. Lama...
![BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+.](/docpics/4936597/661145b18e3ca_4936597_121_171.jpeg)
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+.
- Exam (elaborations) • 15 pages • 2024
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BIO 202 Exam 1 Questions With Correct Answers Updated 2024/2025 Graded A+. What are the properties of life? - correct answer *Cells and organization 
*Energy use and metabolism 
*Environmental response 
*Regulation and homeostasis 
*Growth and development 
*Reproduction 
*Biological evolution 
When was earth formed? - correct answer 4.55 billion years ago 
When did life on earth first appear? - correct answer 3.5 billion years ago 
What are the evolutionary mechanisms? - correct answer *Nonrando...
![BIS 2B Final Exam (Part I) With 100% Correct Answers 2023](/docpics/3576225/65214cc73c010_3576225_121_171.jpeg)
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BIS 2B Final Exam (Part I) With 100% Correct Answers 2023
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BIS 2B Final Exam (Part I) With 100% Correct Answers 2023 
Community 
- set of species in a particular place 
 
 
 
Ecosystem 
- all species and their abiotic environment in a place 
 
 
 
Biological evolution 
- change in the properties of populations over the course of generations caused by descent with modification 
 
 
 
Natural selection 
- process that produces adaptations from differential reproductive success among organisms in same populations 
 
 
 
Stabilizing selection 
- favors and...
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