Genetic Drift Calculator

Simulate genetic drift to analyze random changes in allele frequencies over generations.

Simulation Parameters

Population Size (N)

Number of diploid individuals

Initial Allele Frequency (p0)

Number of Generations

Number of Simulations

Model: Wright-Fisher model of genetic drift with binomial sampling of alleles each generation.

Moderate Drift

Fixations

Losses

Polymorphic

Effective Population Size

2N alleles

100

Variance per Generation

p(1-p)/2N

0.002500

Fixation Probability

Equal to initial frequency

50.0%

Expected Time to Fixation

Generations

138.6

Initial Heterozygosity (H0)0.5000

Expected Ht0.1830

Simulated Final Het0.2396

Inbreeding Coefficient (Ft)0.6340

Mean Final Frequency0.8608

Variance in Final Frequency0.010503

Gen 0Gen 100