Study suggests that having common ancestors can jeopardize fertility for generations

New research  provides rare direct evidence showing that increased homozygosity — meaning two identical alleles in a genome — leads to negative effects on fertility in a human population.

​New research  provides rare direct evidence showing that increased homozygosity — meaning two identical alleles in a genome — leads to negative effects on fertility in a human population. New research  provides rare direct evidence showing that increased homozygosity — meaning two identical alleles in a genome — leads to negative effects on fertility in a human population.