What is phenotype

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Phenotype refers to the observable physical and behavioral characteristics of an organism, resulting from the interaction of its genes with the environment. This includes traits such as eye color, height, and personality, as well as physiological and biochemical processes such as metabolism and immune response. Phenotype is influenced by both genetic and environmental factors and can vary significantly within a population.
What is gene frequency
Gene frequency (also known as allele frequency) refers to the relative frequency of a particular allele (variant form of a gene) in a population. It is the proportion of a specific allele in the entire gene pool of a population.

For example, if there are 100 individuals in a population and the allele frequency for a particular gene is 0.2, it means that 20 individuals carry that allele. Gene frequency can change over time due to various factors, including natural selection, genetic drift, and migration. Gene frequency is an important concept in population genetics, which studies the genetic composition and structure of populations.