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Table 5 Asymmetry of overall wing shape for females raised at 18°C Flies raised from inbred (isogenic) and outbred crosses of Drosophila subobscura reared at 18°C. For the inbred crosses 15 PC scores were retained for analyses (proportion of total shape variance accounted is given in parenthesis). For the outbred crosses 22 PC scores were retained. ( means 'nested in'.)

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

 

Inbred (98.6%)

Outbred

Source of variation

Wilks' lambda

df 1

df 2

P

Wilks' lambda

df 1

df 2

P

Individuals (I)

1.13 × 10-11

1605

1464

<0.001

5.14 × 10-15

4730

4442

<0.001

   Karyotypes (K)

0.002

30

2

0.505

7.44 × 10-5

110

48

<0.001

   Cross K

1.51 × 10-4

225

843

<0.001

3.68 × 10-4

660

2932

<0.001

   Among flies

2.23 × 10-8

1350

1457

<0.001

7.55 × 10-12

3960

4430

<0.001

Sides (S)

0.597

15

93

<0.001

0.563

22

194

<0.001

I × S

1.58 × 10-9

1605

3083

<0.001

6.46 × 10-11

4730

9192

<0.001

   Karyotypes (K)

0.003

30

2

0.546

0.002

110

48

0.301

   Cross K

0.074

225

843

0.362

0.018

660

2932

0.023

   Within flies

9.69 × 10-9

1350

3070

<0.001

7.91 × 10-10

3960

9169

<0.001