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Together, genetic mutation and natural selection determine in what 'direction' evolution proceeds.
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∙ 9y ago
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What comes first mutation or natural selection?
Natural selection can only work on genetic variation that already exists. So mutation comes first, then natural selection.
Which type of selection tends to increase genetic variation?
Natural Selection.
The original source of genetic variation that serves as the raw material for natural selection is what?
Generally, mutation.
What ideas are included in modern synthesis?
natural selection, genetic drift, genetic mutation studyisland
What are the four processes that lead to evolution?
Mutation, Natural Selection, Migration, and Genetic Drift.
What are the 4 mechanisms by which evolution can occur?
genetic drift, mutation, natural selection, and migration
What are the influences of evolution?
genetic drift, gene flow, mutation, natural selection and nonrandom mating ( sexual selection ).
What causes the allele frequencies to changes?
1. Mutation 2. Migration (Gene Flow): both immigration and emigration. 3. Genetic Drift 4. Sexual Selection (Non-random mating) 5. Natural Selection: those most fit survive to pass on their genes to the next generation.
What where the 3 steps that lead to the formation to new species according to the theory of natural selection?
Generally and simply, mutation, genetic variation and natural selection.
Forces that cause genetic change in a population?
That forces are natural selection, mutation, gene flow, nonrandom mating, and genetic drift.
What is mutation and how is it related to evolution?
A mutation is any change in the DNA. Mutations provide the genetic variation that evolution by natural selection needs to select from.
What is a mutation and how does it relate to evolution?
A mutation is any change in the DNA. Mutations provide the genetic variation that evolution by natural selection needs to select from.
