How can we explain this change in terms of allelic frequency

Population genetics describes the genetic composition of a population, including allele frequencies, and how allele frequencies are expected to change over time. ... In natural populations natural selection (adaptation mechanism), gene flow, and mutation combine to change allele frequencies across generations      

Explanation:

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes

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