What is the definition of the following two terms i. polymorphism ii. random mat

Question

What is the definition of the following two terms i. polymorphism ii. random mating b. Choose the most appropriate answer to the following statement. Selection against a dominant allele in a population leads to: i. Elimination of the dominant allele within the first 20 generations. ii. Establishment of a stable polymorphism after 15 generations. iii. Reduction in the frequency of the dominant allele dependant upon the intensity of selection. iv. Rapid removal of heterozygotes from the population.

Explanation / Answer

4)

a)

1)Polymorphism:The occurrence of structurally and functionally more than two different types of individuals, within the same organism is called polymorphism.

2)Random Mating:Mating between individuals where the choice of partner is not influenced by the genotypes. The mating of individuals in a population such that the union of individuals with the trait under study occurs according to the product rule of probability.

b)Reduction in the frequency of dominant allele dependent upon the intensity of selection.

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