. An analysis of the effects of selection. Natural selection. AN ANALYSIS OF THE EFFECT OF SELECTION. 19. 12345678 1234S Fig. 9.—Means and standard deviations for speck (1331) minus line. Table 16.—1S31 {Speck), Minus Line. Genera- tion. n M <r r Diff. M. Fi F2 F, F+ .170=1= .028 1+ .224=1= .030 1+ .023=1= .037 - .184=1= .050 - .014=1= .053 + 1- .435 1- .134 1+ .303 + .304 + .399 + + + .417 + .081 "+ .295 + .188 * 2+ .136=1= .051 2,192 Revebsed Selection. F, F4 Fe 161 91 21 .052 .114 .743=1= .037 .773=*= .080 273 'I


. An analysis of the effects of selection. Natural selection. AN ANALYSIS OF THE EFFECT OF SELECTION. 19. 12345678 1234S Fig. 9.—Means and standard deviations for speck (1331) minus line. Table 16.—1S31 {Speck), Minus Line. Genera- tion. n M <r r Diff. M. Fi F2 F, F+ .170=1= .028 1+ .224=1= .030 1+ .023=1= .037 - .184=1= .050 - .014=1= .053 + 1- .435 1- .134 1+ .303 + .304 + .399 + + + .417 + .081 "+ .295 + .188 * 2+ .136=1= .051 2,192 Revebsed Selection. F, F4 Fe 161 91 21 .052 .114 .743=1= .037 .773=*= .080 273 'Includes data from reversed selection. ^Includes culture 2625, a mating of 6 X6. This ctilture is not included in the other Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sturtevant, A. H. (Alfred Henry), 1891-1970. Washington, Carnegie Institution of Washington


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Keywords: ., boo, bookcentury1900, bookdecade1910, booksubjectnaturalselection