Variation in Species

What is the main idea of the passage 'Variation in Species'?

• Ducks' feather color variation is due to environmental factors

• Huskies and wolves have similar traits due to inherited factors

• The passage discusses the variation in species based on environmental and inherited factors

• The passage talks about the differences in traits among ducks, huskies, and wolves

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Main ideas and supporting details

What influences the variation in species according to the passage?

• Only environmental factors

• Only inherited factors

• Both environmental and inherited factors

• Random chance

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Comprehending a text

What is the main topic of the passage?

• Genetic and environmental factors influencing species variation

• The behavior of ducks, huskies, and wolves

• The physical characteristics of ducks, huskies, and wolves

• The history of ducks, huskies, and wolves

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Main ideas and supporting details