3. Linkage data including a few tests with unlinked genes - 2 point tests :-

Genes x y Linkage phase Number of individuals Total New combinations
X Y X y x Y x y No. %
ra ij R S 437 112 201 4 754 - 19.0
v2 ys1 * C B 113 48 51 113 325 - 30.5
bm ys1 * R B C B 153 150 276 37 308 33 123 111 860 331 276 70 32.1 21.1
bm1 + x +   bt --- 260 465 172 0 897   less than 1%
bm1 + bm1 bt
bm1 v2 C B R B 211 182 101 133 198 221 115 130 625 666 299 312  
bm1 ch * yg1 ch * bm1 yg1 * C B C B C B 104 113 163 98 103 136 106 97 142 89 84 148 387 387 589 204 200 278 47.2
bm3 ch C B 57 48 46 36 187 94  
g2 ch C B 59 57 61 47 224 118  
X Y Yg1 - T4-5a C B 32 15 5 17 69 20 29.0
Bn - T5-7a * R B 5 128 95 14 242 19 7.9

* These include those in the 3-point tests.