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Rop2 Affects the Number of Root Hairs per Millimeter of Root
| Type of Plant |
No. of Root Hairs per Millimeter a
|
||
|---|---|---|---|
| Minimum | Maximum | Mean | |
| Wild type | 22 | 36 | 28 ± 5b |
| Rop2 OX | 40 | 63 | 51 ± 9 |
| CA-rop2 | 28 | 43 | 35 ± 5 |
| DN-rop2 | 13 | 30 | 21 ± 5b |
Hairs were counted on a 2-mm portion of each of nine primary roots. For DN-rop2, hairs were counted on a 1-mm portion of each of 27 primary roots.
Standard error of the difference between two means = 2.078, t = 3.532, P < 0.01.
