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Course: High school biology - NGSS > Unit 7

Lesson 2: Natural selection
Science
High school biology - NGSS
Evolution and natural selection
Natural selection
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Understand: natural selection

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Problem

Due to genetic variation in a snail population, individuals can have either light-colored shells or dark-colored shells. In the population’s environment, having dark-colored shells is more advantageous than having light-colored shells.
Which of the following is most likely true about the snail population described above?
Choose 1 answer: