Frequent question: What does the Hardy Weinberg Principle State quizlet?

the Hardy-Weinberg principle states that allele frequencies in a population should remain constant unless one or more factors cause those frequencies to change.

What does Hardy Weinberg Principle State?

The Hardy-Weinberg equilibrium is a principle stating that the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors. … Because all of these disruptive forces commonly occur in nature, the Hardy-Weinberg equilibrium rarely applies in reality.

What is the Hardy Weinberg principle quizlet?

Hardy-Weinberg Principle states. principle that allele and genotype frequencies in a population will remain constant unless one or more factors cause the frequencies to change. Hardy-Weinberg formula. p² + 2pq + q² = 1 ; can be used to determine if a populations is in genetic equilibrium.

What are the 5 principles of the Hardy-Weinberg equilibrium quizlet?

Terms in this set (5)

  • No mutations. The gene pool is modified if mutations alter alleles or if entire genes are deleted or duplicated. …
  • Random mating. …
  • No natural selection. …
  • Extremely large population size (no genetic drift) …
  • No gene flow (emigration, immigration, transfer of pollen, etc)
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What does the Hardy Weinberg law of equilibrium assume Anthro quizlet?

Hardy-Weinberg equilibrium assumes: no gene flow, mutation, genetic drift, or natural selection. “Fitness,” in an evolutionary sense, refers to an individual’s: reproductive success.

Why is Hardy-Weinberg equilibrium important for understanding evolution?

The Hardy-Weinberg equilibrium principle describes the unchanging frequency of alleles and genotypes in a stable, idealized population. … In the absence of these evolutionary forces, the population would reach an equilibrium in one generation and maintain that equilibrium over successive generations.

What is the Hardy-Weinberg symbol for the frequency of the dominant allele quizlet?

Candidates should be able to calculate allele, genotype and phenotype frequencies from appropriate data and from the Hardy-Weinberg equation, p2 + 2pq + q2 = 1 where p is the frequency of the dominant allele and q is the frequency of the recessive allele.

What are the 5 assumptions of the Hardy-Weinberg equilibrium?

The Hardy–Weinberg principle relies on a number of assumptions: (1) random mating (i.e, population structure is absent and matings occur in proportion to genotype frequencies), (2) the absence of natural selection, (3) a very large population size (i.e., genetic drift is negligible), (4) no gene flow or migration, (5) …

What are the five conditions of Hardy-Weinberg equilibrium?

The conditions to maintain the Hardy-Weinberg equilibrium are: no mutation, no gene flow, large population size, random mating, and no natural selection. The Hardy-Weinberg equilibrium can be disrupted by deviations from any of its five main underlying conditions.

Which is not a condition for a population to be at Hardy-Weinberg equilibrium quizlet?

Which of the following is NOT a condition of the Hardy-Weinberg equilibrium? Mutations cannot occur in a population. Mating within a population must be random.

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What does being in Hardy-Weinberg equilibrium mean for a population *?

When a population is in Hardy-Weinberg equilibrium for a gene, it is not evolving, and allele frequencies will stay the same across generations. … They are: mutation, non-random mating, gene flow, finite population size (genetic drift), and natural selection.

What is the Hardy-Weinberg equation and what do the different components of the equation refer to?

The Hardy-Weinberg Equation

p = the frequency of the dominant allele in a population. q = the frequency of the recessive allele in a population. 2pq = the frequency of the heterozygous dominant genotype. p2 = the frequency of homozygous dominant genotype.

What happens when adaptive radiation occurs quizlet?

Adaptive radiation occurs when a members of a species leave an area and radiate out into other areas. In their new areas, they evolve traits that allow it to survive.