How Often Is an Election Decided by One Vote? ​

question 60

Multiple Choice

How often is an election decided by one vote? ​

• A)​almost never
• B)​about 25 percent of the time
• C)​about 50 percent of the time
• D)​about 75 percent of the time
• E)​almost always

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Definitions:

Genotype Frequency

The proportion of a particular genotype in the population. Compare with allele frequency and phenotype frequency.

Aa Genotypes

Refers to the genetic makeup of an organism having one dominant allele (A) and one recessive allele (a) for a particular trait.

Hardy-Weinberg Predictions

Hardy-Weinberg predictions are mathematical expressions that describe the expected frequencies of genotypes in a population under certain conditions, including random mating and absence of evolutionary forces.

Genetic Equilibrium

A state in a gene pool where the frequency of alleles remains constant from generation to generation in the absence of evolutionary forces.