Regarding the genetic structure of the population, the following two hypotheses have been proposed:- 1. Classical Hypothesis 2. Balance Hypothesis. Model # 1. Classical Hypothesis: It was developed by T.H. Morgan (1932) and supported by H.J. Muller and Kaplan (1966). The classical hypothesis proposes that the gene pool of a population consists at each gene […]
Application of Hardy-Weinberg law in calculating Gene (Allele) frequencies in a population. The gene frequencies for the autosomal and sex-chromosomal allele can be determined by the help of Hardy-Weinberg law by the following method: A. Calculation of Gene Frequencies of Autosomal Genes: An autosomal gene locus may have codominant alleles, dominant and recessive alleles or […]
In this essay we will discuss about the factors influencing allele frequency. Essay on Allele Frequency Essay Contents: Essay on Selection Essay on Mutation Essay on Meiotic Drive and Migration Pressure Essay on Random Genetic Drift Essay on Founder Principle Essay # 1. Essay on Selection: I. Evolution: Evolution has been described by Lewontin (1967) […]
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