Fitness of organisms Study guides, Class notes & Summaries
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Bio 220 Final Exam 2023/2024 with 100% correct answers
- Exam (elaborations) • 37 pages • 2023
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Ecology - correct answer Study of organisms and how they interact with their organic and inorganic environment; strives to understand distribution and abundance of organisms. 
 
Examples of what ecology is and isn't - correct answer Is: 
-Succession 
-Climate Change 
-Darwin's Finches 
-Natural Selection 
-Thermodynamics 
-Optimal Foraging 
-Fitness 
 
Isn't: 
-"Tree hugging" 
 
Yes and No: 
-Saving the whales 
-Going green 
-Wildfire 
-Jurassic Period 
-DNA 
 
History of ecology - cor...
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Biol 1001 - Midterm 1 Questions and Answers Graded A+
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Biol 1001 - Midterm 1 Questions and 
 
Answers Graded A+ 
 
1. **What defines an organism?** 
- An organism is a living entity composed of cells. 
 
2. **What are the five key characteristics of living organisms?** 
- The five key characteristics are: having cells, the ability to replicate, undergoing 
evolution, possessing genetic information, and utilizing energy. 
 
3. **How is a theory defined in a scientific context?** 
- A theory is an explanation for observations that is supported by s...
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Bio 182 Final Exam Latest Update Graded A+
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Bio 182 Final Exam Latest Update 
 
Graded A+ 
 
abiotic components air, water, and non-living parts of soil 
 
age-specific fecundity the average number of female offspring produced by a female in a 
given age-class 
 
altruism behavior that has a fitness cost to the individual exhibiting it and a fitness benefit to 
the recipient, appears to contradict this pattern (queen bees giving themselves up for the queen to 
reproduce) 
 
asymmetric competition one species suffers a much greater fitness...
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McMaster Bio 1M03: Exam 2024 Questions with all the correct answers;(Real actual exam) Graded A+
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Provide examples where evolution is not goal-directed - - Parasites lose complex digestive systems 
- Finch beaks get larger, then smaller 
 
Although N enhances productivity, is too much nitrogen a bad thing? - N runoff can lead to eutrophication, species diversity decreases if organisms thrive in N, N pollution creates acid rain, climate change, depletion of ozone 
 
Are non-human animals capable of making decisions that impact their fitness? - No. Cost-benefit...
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Bio 182 Exam 2 ASU Latest Version Graded A+
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Bio 182 Exam 2 ASU Latest Version 
 
Graded A+ 
 
abiotic physical conditions 
 
adaptive plasticity one genotype has multiple phenotypes & environments trigger change 
 
allopatry populations occur in different places 
 
biological species group of potentially interbreeding species 
 
biotic other organisms 
 
Cladistics Grouping is based on common ancestry 
 
Do enzymes maintain a rigid structure while catalyzing? No it is constantly changing 
 
Do smaller or larger populations have more chanc...
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Life 103 Exam 1 CSU questions and answers all are correct 2024 graded A+
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Science - Answer-recognizing patterns in the natural world and understanding the mechanisms that give 
rise to those patterns 
The Diversity of Life - Answer-Patterns 
How plants and animals work - Answer-Mechanisms 
Evolution - Answer-the change in allele frequencies in a population over time 
Four Mechanisms of Evolution - Answer-Selection, Genetic Drift, Mutation, and Migration 
Selection - Answer-changes in allele frequencies due to organisms with advantageous alleles reproducing 
more succe...
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BIOL 2200 Exam #1 Questions & Answers Already Graded A+
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Aristotle, a philosopher - Answer-Pre-300 BCE 
-described species as fixed 
-Scale of nature: arranges species in order of lowest to highest complexity 
-linear hierarchy 
Hutton, a geologist - Answer-1795 
-proposed gradualism 
-change is a slow but continuous process 
Thomas Robert Malthus, an economist - Answer-1798 
-published "Essay on the Principle of Population'" 
-Human population growth is limited by resources; At some point we will reach carrying capacity, 
-can't grow exponentiall...
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Life 103 Exam 1 CSU Questions and Answers Already Passed
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Life 103 Exam 1 CSU Questions and 
 
Answers Already Passed 
 
Science recognizing patterns in the natural world and understanding the mechanisms that 
give rise to those patterns 
 
The Diversity of Life Patterns 
 
How plants and animals work Mechanisms 
 
Evolution the change in allele frequencies in a population over time 
 
Four Mechanisms of Evolution Selection, Genetic Drift, Mutation, and Migration 
 
Selection changes in allele frequencies due to organisms with advantageous alleles 
rep...
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Life 103 Exam 1 CSU Questions Perfectly Answered!!
- Exam (elaborations) • 15 pages • 2024
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Science - Answer-recognizing patterns in the natural world and understanding the mechanisms that give 
rise to those patterns 
The Diversity of Life - Answer-Patterns 
How plants and animals work - Answer-Mechanisms 
Evolution - Answer-the change in allele frequencies in a population over time 
Four Mechanisms of Evolution - Answer-Selection, Genetic Drift, Mutation, and Migration 
Selection - Answer-changes in allele frequencies due to organisms with advantageous alleles reproducing 
more succe...
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Bio 100 Exam 3 (Jaeger UNLV) Questions and Answers 100% Pass
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Bio 100 Exam 3 (Jaeger UNLV) 
Questions and Answers 100% Pass 
 
**Evolution is defined as** any change in the phenotype of a population over successive 
generations due to genetic factors. 
 
**Common Descent with Modification entails** species undergoing modifications across 
generations. These changes can lead to the emergence of new, distinct species. 
 
**Species are** various types of organisms. Individuals within the same species share 
genetic similarities and can potentially interbre...
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