When you close that PDF, you will never look at a family tree, a pandemic, or a rare genetic disease the same way again. You will see the of alleles, flowing through time, drifting, selecting, mutating—carrying you, right now, toward fixation or loss.
Genetic drift is the change in allele frequencies due to random chance. It has a much stronger effect in small populations. an introduction to population genetics theory pdf
This textbook is out of print in its original hardcover, but the 2009 reprint by The Blackburn Press is legally available for purchase. Free PDFs circulating online are generally unauthorized copies. For legitimate access, check your university library, Springer (who may have digital rights for certain regions), or purchase the reprint. For a freely available, modern alternative with similar theoretical depth, see An Introduction to Population Genetics: Theory and Applications by Rasmus Nielsen (Sinauer, 2017). When you close that PDF, you will never