DATA SET 1
P GENERATION Wild Type (Red Eye) x Mutant Phenotype (Sepia Eye)
*no gender bias shown in F1or F2
F1 Mendelian Analysis
For the Punnett Square Use (R = wildtype red) (r = Sepia)
Expected Result
13 (red eye) : 0 (sepia eye)
n (red eye)
n (sepia eye)
X2 =
Pass
13
0
0 1 degree of freedom
Fail
F2 Mendelian Analysis
Expected Result
For the Punnett Square Use (R = wildtype red) (r = Sepia)
103 (red eye) : 34 (sepia)
n (red eye)
106
n (sepia eye) 31
0.352
X2 =
Pass
Fail
1 degree of freedom
DATA SET 2
P GENERATION Wild Type (Red Eye-Normal Wing) x Mutant Phenotype (Sepia Eye-Vestigial Wing)
*no gender bias shown in F1 and F2
F1 Mendelian Analysis
For the Punnett Square Use (R = wildtype red) (r = Sepia) (W = wildtype normal wing) (w = vestigial wing)
Expected Result
n (red eye-normal wing)
n (red eye-vestigial wing)
n (sepia eye – normal wing)
n (sepia eye-vestigial wing)
X2 =
Pass
107 (red-normal) : 0 all other phenotypes
107
0
0
0
0 (3 degrees of freedom)
Fail
F2 Mendelian Analysis
For the Punnett Square Use (R = wildtype red) (r = Sepia) (W = wildtype normal wing) (w = vestigial wing)
Expected Result
Red-normal 298: Red-vestigial 99 :
Sepia-Normal 99: Sepia-Vestigial 33
n (red eye-normal wing)
n (red eye-vestigial wing)
n (sepia eye – normal wing)
n (sepia eye-vestigial wing)
306
97
95
32
0.45 (3 degrees of freedom)
X2 =
Pass
Fail
DATA SET 3
P GENERATION Wild Type Males (Red Eye) x Mutant Phenotype Females (White Eye)
*GENDER BIAS SHOWN IN F1
F1 Mendelian Analysis For the Punnett Square Use (R = wildtype red) (r = white eye)
Expected Result
n (red eye)
n (white eye)
X2 =
Pass
Red (17) : White (0)
17
0
0
Fail 1 degree of freedom
F1 Sex-Linkage Analysis (Non-Mendelian)
For the Punnett Square use XRXR or XRXr or XrXr
XRY or XrY where appropriate
9 female red eyes; 8 male white eyes; 0 all other phenotypes
Expected Result
9
n (red eye females)
8
n (red eye males)
0
n (white eye males)
0
n (white eye females)
X2 =
Pass
0
Fail
F2 Mendelian Analysis
For the Punnett Square Use (R = wildtype red) (r = white eye)
Expected Result
185 (red) : 61 (white)
n (red eye)
n (white eye)
151
95
25.2
FAIL 1 degree of freedom
X2 =
Pass
F2 Sex-Linkage Analysis (Non-Mendelian)
For the Punnett Square use XRXR or XRXr or XrXr
XRY or XrY where appropriate
Red females/white females/white males/red males: 62
Expected Result
65
n (red eye females)
86
n (red eye males)
69
n (white eye males)
26
n (white eye females)
X2 =
Pass
31.13
Fail