TABLE 2.
Distribution of EST loci between chromosome arms
| Chromosome arm
|
||||
|---|---|---|---|---|
| Chromosome | Item | Long | Short | Totala |
| 1A | Observed | 371 | 215 | 586 |
| Expectedb | 383.80 | 202.20 | 586 | |
| Deviation | −12.80 | 12.80 | 0 | |
| χ2 | 1.24 (P = 0.265) | |||
| Gene density | 0.97 | 1.06 | ||
| 1B | Observed | 483 | 326 | 809 |
| Expectedb | 509.40 | 299.60 | 809 | |
| Deviation | −26.40 | 26.40 | 0 | |
| χ2 | 3.69 (P = 0.054) | |||
| Gene density | 0.95 | 1.09 | ||
| 1D | Observed | 459 | 222 | 681 |
| Expectedb | 428.90 | 252.10 | 681 | |
| Deviation | 30.10 | −30.10 | 0 | |
| χ2 | 5.71 (P = 0.016) | |||
| Gene density | 1.07 | 0.88 | ||
a
EST loci mapped only to chromosomes or centromere bins were excluded.
b
The expected number is based on the arm ratio value (Gill et al. 1991).