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Genetic drift is change in the allele frequency of a population due to...

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random chance

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Genetic Drift is more likely to happen in...

• aquatic populations
• small populations
• terrestrial populations
• older populations

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small populations

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All of the genetic information found in a population

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gene pool

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A change in a gene, group of genes or chromosome that results in a change in the proteins.

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Mutations

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A mutation is defined as:

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A change in the DNA sequence

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Genetic drift is driven by chance, not Natural Selection.

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true

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A forest fire ignites in the Sam Houston State Forest and kills many members of a population of pigmy rattlesnakes.

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Genetic Drift

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Select the best answer based on the image: Gene flow, Genetic drift

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Genetic drift

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Maria Concepcion Soto settled in the northern area of Venezuela. She suffered from a rare genetic disorder called Huntington’s Disease. As a result, the now 20,000 individuals who live there also have a high risk of Huntington’s Disease. What is this an example of?

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Genetic Drift

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Genetic Diversity is increased through this process.

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Gene Flow