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Table 2 Multiple and complementary crossovers observed in 2n gametes, estimation of the interference coefficient (IC) for each chromosome arm and test for interference between arms (TI)

From: Genetic mapping of centromeres in the nine Citrus clementina chromosomes using half-tetrad analysis and recombination patterns in unreduced and haploid gametes

LG

Arm 1

Arm 2

Ratio IC1/IC2

TI

% MCO

% CCO

IC 1

% MCO

% CCO

IC 2

X 2

p-value

1

6.17

6.17

0.82

22.22

6.17

0.48

1.71

12.36

0.194

2

4.76

0.00

0.60

21.43

15.48

0.53

1.13

5.82

0.667

3

15.48

10.71

0.59

13.10

4.76

0.53

1.11

5.55

0.937

4

0.00

0.00

1.00

22.78

10.13

0.56

1.79

2.73

0.603

5

0.00

0.00

1.00

30.56

19.44

0.38

2.63

1.39

0.708

6

-

-

-

44.16

19.48

0.19

 

-

-

7

33.77

19.48

0.39

1.30

1.30

1.00

0.39

14.33

0.074

8

8.86

3.80

0.75

16.46

3.80

0.43

1.74

2.49

0.869

9

7.50

2.50

0.62

0.00

0.00

1.00

0.62

2.64

0.268

  1. % MCO: Percentage of 2n gametes with multiple crossovers.
  2. % CCO: Percentage of 2n gametes with complementary crossovers (phase change).
  3. IC: Interference coefficient.