Hardy Weinberg Principle

The Hardy-Weinberg equilibrium is a principle in population genetics that states that the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors. Several factors such as genetic drift, gene migration, mutation, non-random mating, and selection can affect this equilibrium. However, let's evaluate the given options to determine which factor does not affect the Hardy-Weinberg equilibrium: Genetic recombination : This process involves the exchange of genetic material during meiosis and can introduce new genetic combinations within a gene pool, potentially affecting allele frequencies. Genetic drift : It is a mechanism of evolution due to random changes in allele frequencies, especially pronounced in small populations, thereby affecting the equilibrium. Gene migration : Also known as gene flow, this involves the movement of alleles between populations, altering allele frequencies and affecting equilibrium. Constant gene pool : This represents a stable gene pool without changes in allele frequencies. It indicates a scenario where none of the disturbing factors are at work, thus maintaining the Hardy-Weinberg equilibrium. Thus, the correct answer is Constant gene pool as it indicates no change in allele frequencies, maintaining the equilibrium.

Chapter Questions
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