Populations

 

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

• random chance

• natural selection

• non-random mating (sexual selection)

• artificial selection

 Genetic Drift is more likely to happen in... 

• aquatic populations

• small populations

• terrestrial populations

• older populations

All of the genetic information found in a population

• population

• genetic drift

• evolution

• gene pool

Genetic drift is driven by chance, not Natural Selection.

• true

• false

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

• Gene Flow

• Genetic Drift

Select the best answer based on the image.

• Gene flow

• Genetic drift

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.

• Gene flow

• Genetic Drift

Genetic Diversity is increased through this process.

• Gene Flow

• Genetic Drift

Select the best answer based on the image

• Gene flow

• Genetic drift

A few deer wander out of their native woods into a completely new park where no deer had ever been before. They go on to create an entirely new population.

• Gene pool

• Founder effect

• bottleneck

• mutation