Overview: Students find that selection occurs in a dish of mixed candies. Author/Source: Tang, Carol Grade level: 13-16 Time: 30 minutes Teaching tips: This activity is quite modifiable to a variety of situations or topics, including discussions of genetic drift, founder effects, and bottlenecks - simple yet powerful. Concepts: Variation of a character within a population may be discrete or continuous. Traits that confer an advantage may persist in the population and are called adaptations. Depending on environmental conditions, inherited characteristics may be advantageous, neutral, or detrimental. Random factors can affect the survival of individuals and of populations. Teacher background: Genetic Variation Adaptation Natural Selection

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