Dandelion Allele Frequency App

Simulate and analyze the genetic basis of bitterness in dandelion greens.
This app lets you explore how dominance, Hardy-Weinberg equilibrium, and sampling affect the frequency of bitter and mild dandelions in a population, and helps you understand why observed and expected frequencies may differ in real-world samples.

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This interactive app allows you to: - Set the frequency of the mildness allele and sample size, and enter observed counts. - Calculate expected and observed frequencies of bitter and mild plants under Hardy-Weinberg equilibrium. - Compare your results and explore possible explanations for discrepancies. - Build intuition for how dominance, selection, and sampling affect genetic variation in natural populations.