Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
balanced lethal — noun : a true breeding heterozygous organism maintained in a stable state through the existence of different lethals on each of a pair of homologous chromosomes and resulting in loss of all homozygotes … Useful english dictionary
Hermann Joseph Muller — Infobox Scientist name = Hermann Joseph Muller image size = 180px caption = birth date = December 21 1890 birth place = New York City, New York, USA death date = April 5 1967 death place = Indianapolis, Indiana, USA nationality = United States… … Wikipedia
lethal factor — see balanced lethals … Dictionary of invertebrate zoology
