Artificial Selection Stemscopedia

What is the main purpose of artificial selection?

• To allow natural evolution

• To select traits desirable to humans

• To increase genetic diversity

• To eliminate all undesirable traits

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Analyzing

Which of the following is an example of a genetically modified organism (GMO)?

• A naturally grown apple

• A hand-pollinated flower

• An insect-resistant plant

• A wild mustard plant

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Applying

What is a potential negative impact of artificial selection mentioned in the passage?

• Increased genetic diversity

• Improved flavor of produce

• Increased prevalence of bad traits

• Enhanced natural selection

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Evaluating

Which breed of dog is most affected by hip dysplasia according to the passage?

• Greyhounds

• Chihuahuas

• Bulldogs

• Mastiffs

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Applying

In artificial selection, humans select the traits they find most ___ and specifically mate only organisms that possess those qualities.

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Applying

Artificial selection in plants can result in new varieties known as ___ or cultivars.

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Analyzing

The process of adding one or more new traits to an organism through genetic engineering is sometimes called ___.

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Evaluating

Match the following Desired Trait with the Offspring Trait it belongs to

• A dairy cow that has been bred to yield

• A sturdy animal that can carry heavy loads over difficult terrain

• A plant that is more resilient

• A corn crop that has been genetically modified to fight disease

• A plant that grow in harsh, dry areas

• A wheat plant that has been bred to grow in nutrient-poor soil with access to little water

• A mule that has strong legs

• An animal that produces more milk than is typical