Examlex
The power of a statistical test is the probability of rejecting the null hypothesis when it is false.
Balanced Polymorphism
A situation in which two or more alleles of a gene persist in a population because the survival advantage or disadvantage of each balances out.
Heterozygote Advantage
The phenomenon where individuals with two different alleles for a particular trait have a greater fitness than those with two identical alleles.
Frequency-Dependent Selection
A process of evolution whereby the success and reproductive viability of a genotype or phenotype is influenced by its commonness or rarity in comparison to other genotypes or phenotypes within the same population.
Genetic Drift
A mechanism of evolution that results in random changes in the allele frequencies of a population, often having a larger effect in small populations.
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