Importance of Genetic Variation in Population Genetics

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What is one of the importance of genetic variation in a population?

Reduced health

Loss of biodiversity

Adaptation to changing environmental conditions (correct)

Species extinction

What is the process of selecting preferred traits in plants and animals to ensure they are passed on to future generations?

Artificial Selection (correct)

Genetic Drift

Natural Selection

Gene Flow

What is the result of directional selection in a population?

A shift in the population's genetic variance (correct)

No change in genetic variation

A decrease in genetic variation

An increase in genetic variation

What is an example of directional selection?

Breeding of racehorses for increased speed Signup and view all the answers

What is a consequence of a population with low genetic variation?

Increased susceptibility to genetic disorders Signup and view all the answers

What is the relationship between genetic variation and species diversity?

Higher genetic variation leads to higher species diversity Signup and view all the answers

What type of selection occurs when individuals with extreme forms of a trait are favored over those with intermediate forms?

Disruptive selection Signup and view all the answers

What is the role of natural selection in evolution?

It is a key mechanism of evolution Signup and view all the answers

What type of selection favors the average individuals in a population and reduces extremes?

Stabilizing selection Signup and view all the answers

What is the definition of genetic drift?

A random evolutionary process that occurs due to chance events Signup and view all the answers

What is an example of directional selection?

The selection of hummingbirds for longer or shorter beak length Signup and view all the answers

What is the bottleneck effect?

A type of genetic drift Signup and view all the answers

Importance of Genetic Variation in Population Genetics

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Questions and Answers

What is one of the importance of genetic variation in a population?

What is the process of selecting preferred traits in plants and animals to ensure they are passed on to future generations?

What is the result of directional selection in a population?

What is an example of directional selection?

What is a consequence of a population with low genetic variation?

What is the relationship between genetic variation and species diversity?

What type of selection occurs when individuals with extreme forms of a trait are favored over those with intermediate forms?

What is the role of natural selection in evolution?

What type of selection favors the average individuals in a population and reduces extremes?

What is the definition of genetic drift?

What is an example of directional selection?

What is the bottleneck effect?

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