342387
An individual homozygous for genes cd is crossed with wild type and \({F_1}\) is crossed back with the double recessive. The appearance of the offsprings is as follows:
\( + + \; \to \) 903
\(cd\; \to \) 897
\( + d\; \to \) 98
\(c + \; \to \) 102
The distance between genes c and d is
342387
An individual homozygous for genes cd is crossed with wild type and \({F_1}\) is crossed back with the double recessive. The appearance of the offsprings is as follows:
\( + + \; \to \) 903
\(cd\; \to \) 897
\( + d\; \to \) 98
\(c + \; \to \) 102
The distance between genes c and d is
342387
An individual homozygous for genes cd is crossed with wild type and \({F_1}\) is crossed back with the double recessive. The appearance of the offsprings is as follows:
\( + + \; \to \) 903
\(cd\; \to \) 897
\( + d\; \to \) 98
\(c + \; \to \) 102
The distance between genes c and d is
342387
An individual homozygous for genes cd is crossed with wild type and \({F_1}\) is crossed back with the double recessive. The appearance of the offsprings is as follows:
\( + + \; \to \) 903
\(cd\; \to \) 897
\( + d\; \to \) 98
\(c + \; \to \) 102
The distance between genes c and d is
342387
An individual homozygous for genes cd is crossed with wild type and \({F_1}\) is crossed back with the double recessive. The appearance of the offsprings is as follows:
\( + + \; \to \) 903
\(cd\; \to \) 897
\( + d\; \to \) 98
\(c + \; \to \) 102
The distance between genes c and d is