Question
What does the following equation represent? Explain.
$p^2+ 2 pq + q^2 = 1$

Answer

Hardy Weinberg's Principle/allele frequencies in a population are stable and is constant from generation to generation,/represents stable allelic frequency in a population indicating no evolution occurring, $p^2$​​​​​​​ frequency of homozygous dominant/AA, $2\ pq$ frequency of heterozygous/Aa.$q^2​​​​​​​$​​​​​​​ frequency of homozygous recessive/aa.

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