Natural and Artificial Selection

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What is Natural Selection?

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Natural Selection is the process by which organisms that are better adapted to their environment tend to survive and produce more offspring.

Tags

NGSS.MS-LS4-4

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What is Artificial Selection?

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Artificial Selection is the intentional breeding of plants or animals to produce desired traits.

Tags

NGSS.MS-LS4-5

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What is a physical adaptation?

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A physical adaptation is a structural feature of an organism that enhances its survival in its environment, such as the spikes on a porcupine fish.

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What is the role of genetic modification in agriculture?

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Genetic modification in agriculture can enhance crop yield, resistance to pests, and nutritional value.

Tags

NGSS.MS-LS3-1

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How do organisms increase the chances of offspring survival?

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Organisms increase the chances of offspring survival by having more offspring than can possibly survive.

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What is an example of a behavioral adaptation?

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An example of a behavioral adaptation is a turtle hiding inside its shell when threatened.

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What is the difference between Natural and Artificial Selection?

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Natural Selection occurs naturally based on environmental pressures, while Artificial Selection is human-directed breeding for specific traits.

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What is an example of a trait selected through Artificial Selection?

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An example of a trait selected through Artificial Selection is the small size of Chihuahuas.

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What is the significance of genetic diversity in a population?

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Genetic diversity increases a population's ability to adapt to changing environments and resist diseases.

Tags

NGSS.MS-LS4-4

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What is a mutation?

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A mutation is a change in the DNA sequence of an organism that can lead to new traits.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4