. The physical basis of heredity . Heredity. LINKAGE 81 ters, black body color and vestigial wings (Fig. 33), is mated to a fly with wild-type body color and long wings, the offspring {f\) are wild type. If one of the F^ sons is back-crossed to a black vestigial female from stock,. Fig. 33.—Back-cross o£ Fi male (out of black vestigial by wild), to black vestigial. the offspring {F^) are of two kinds only, half are black vestigial, and the other half are wild type. In other words, the two mutant characters that went in together, black and vestigial, have come out together; and their two 6. Ple
. The physical basis of heredity . Heredity. LINKAGE 81 ters, black body color and vestigial wings (Fig. 33), is mated to a fly with wild-type body color and long wings, the offspring {f\) are wild type. If one of the F^ sons is back-crossed to a black vestigial female from stock,. Fig. 33.—Back-cross o£ Fi male (out of black vestigial by wild), to black vestigial. the offspring {F^) are of two kinds only, half are black vestigial, and the other half are wild type. In other words, the two mutant characters that went in together, black and vestigial, have come out together; and their two 6. 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 Morgan, Thomas Hunt, 1866-1945. Philadelphia : Lippincott
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherphiladelphialippin
