Statistics and Population Genetics: Chapter 19. Know examples of common statistical tests in biology. What’s a p-value and what is it’s value? Be able to define evolution and popul... Statistics and Population Genetics: Chapter 19. Know examples of common statistical tests in biology. What’s a p-value and what is it’s value? Be able to define evolution and population genetics. What’s a population? Be able to provide the 5 key assumptions to Hardy-Weinberg Equilibrium and how we violate them. Be able to calculate allele and genotype frequencies. Genetic Drift: What is genetic drift? How is drift evolution? Two main examples of drift: founder effect and bottleneck effect. Phylogeny: Know what phylogeny is along with the mechanisms for grouping and classifying organisms. Be able to construct a phylogenetic tree using the appropriate rules. Speciation: Be able to define a species using various approaches from four different schools of thought. Know the advantages and disadvantages to the biological species concept. Conservation Biology: Be able to define the term conservation biology? Explain why conservation biology is value laden? What is biodiversity?
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The text provided outlines a series of topics related to statistics, population genetics, genetic drift, phylogeny, speciation, and conservation biology, along with key terms and concepts for study. It seems to be a compilation of study notes or exam preparation material, with specific areas of focus for students in genetics or biology.
Answer
Hardy-Weinberg equilibrium assumptions: no mutations, random mating, no natural selection, large population size, no gene flow. Conditions often violated in nature.
The Hardy-Weinberg equilibrium is a principle used in population genetics to predict allele and genotype frequencies under certain conditions. The five key assumptions are: no mutations, random mating, no natural selection, large population size, and no gene flow. These conditions are often violated in natural populations.
Answer for screen readers
The Hardy-Weinberg equilibrium is a principle used in population genetics to predict allele and genotype frequencies under certain conditions. The five key assumptions are: no mutations, random mating, no natural selection, large population size, and no gene flow. These conditions are often violated in natural populations.
More Information
The Hardy-Weinberg principle serves as a null model in population genetics, meaning it provides a baseline expectation for allele and genotype frequencies, allowing scientists to determine whether and how a population is evolving by comparing observed data to these expected figures.
Tips
One common mistake is assuming that populations always meet Hardy-Weinberg conditions, but natural populations often have factors like small size or gene flow that cause deviation from equilibrium.
Sources
- Hardy-Weinberg Principle - an overview | ScienceDirect Topics - sciencedirect.com
- Population genetics and the hardy-weinberg law answers to sample... - k-state.edu
- Hardy-Weinberg Equilibrium - YouTube - youtube.com
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