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12 Cards in this Set
- Front
- Back
Definition of Evolution
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Descent with modification
Darwin, The Origin of Species Change in the genetic composition of a population over time Change in allele frequencies over time |
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natural selection
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Process in which individuals with favorable inherited traits are more likely to survive and reproduce
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Descent with modification
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All organisms are related through descent from an ancestor that lived in the remote past
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4 types of evidence for evolution
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Direct observations of evolutionary change
The fossil record Homology Biogeography |
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Speciation
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the origin of new species, is at the focal point of evolutionary theory
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Microevolution
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consists of changes in allele frequency in a population over time
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Macroevolution
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refers to broad patterns of evolutionary change above the species level
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biological species concept
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a group of populations whose members have the potential to interbreed in nature and produce viable, fertile offspring; they do not breed successfully with other populations
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CONDITION FOR HERTY WEINBERG: A population is a equilibrium (NOT evolving) when all of the following are true:
(5) |
1. popultion is large and well mixed
2. no migration 3.no mutation 4.mating is random 5. no natural selection |
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HW equation
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p^2+2pq+q^2=1
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Kingdom that consists of multicellular eukaryotes that carry out photosynthesis
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plantea
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Eukaryotic kingdom that includes organisms that absorb nutrients after decomposing organic material
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fungi
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