Effect of age on chiasma number in man.
D000375:Aging; D000818:Animals; D002875:Chromosomes; D003434:Crossing Over, Genetic; D005260:Female; D005787:Gene Frequency; D008040:Genetic Linkage; D006110:Grasshoppers; D006801:Humans; D008297:Male; D008540:Meiosis; D011995:Recombination, Genetic; D013223:Statistics as Topic