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Table 3 Asymmetry of overall wing size for females raised at 23°C Same as in Table 1 for Drosophila subobscura flies reared at 23°C

From: Genetics and geometry of canalization and developmental stability in Drosophila subobscura

  

Inbred

Outbred

Source of variation

Variance component

d.f.

Mean Square

Estimated variance

d.f.

Mean Square

Estimated variance

Individuals (I)

 

107

64.857***

15.8796

215

49.100***

11.9347

   Karyotypes (K)

(CS)

2

27.808n.s.

-1.8893

5

457.293***

2.6178

   Cross K

(CS)

15

299.873***

11.3901

30

80.332***

1.9907

   Among flies

(CS)

90

26.511***

6.2931

180

32.556***

7.7987

Sides (S)

 

1

33.413***

 

1

16.825***

 

I × S

(CS)

107

1.339***

0.5446

215

1.361***

0.5916

   Karyotypes (K)

(DACS)

2

0.681n.s.

-0.0125

5

4.333*

0.0781

   Cross K

(DACS)

15

1.132n.s.

-0.0427

30

1.520n.s.

0.0447

   Within flies

(DACS)

90

1.388***

0.5692

180

1.252***

0.5371

Measurement error

(CS)

216

0.250

0.2496

432

0.178

0.1778

  1. Average CS for left (L) and right (R) wings: inbred females = 0.8999 mm, = 0.8960; outbred females = 0.9203, = 0.9184.
  2. n.s. P > 0.10; * P < 0.05; *** P < 0.001.