Spontaneous Mutation Rates at Various Loci in Different Organisms

Spontaneous Mutation Rates at Various Loci in Different Organisms Organism Bacteriophage T2 Escherichia coli Zea mays Drosnphi/a melanagaster Mus mMSEll/MS Character Lysis inhibition Host range Lactose Fermentation Streptomycin sensitivity shrunken seeds Purple Yellow body White eye Piebald coat Brown coal: Locus r —> r4r hir —> h lac’ 8 [ml str—d —> str-s sh‘r —> sh' '17?r —> pf f —*y wl H w 5+ —> s b+—>b Rate“ 1 ><10’3 4><10’9 2 ><1o*7 1 ><10’8 1 ><10’6 1 ><10’5 1‘2 ><10’6 4><10’S 3 ><10’5 8.5 ><1tr4 ‘Rares are expressed per gene replicatlon (T2), per cell division (Eschem'h/a ml), or per gamete per generarlon (Zea mays, Dmsopmia melanoguslel, arid/V1145 "WSW/us).