Table I.

Segregation of crosses under different light conditions

Cross Treatment F1 Phenotype F2 Segregation (Etiolated:De-Etiolated) Expected Ratio Etiolated: De-Etiolated χ2299% = 6.64)
cop1eid6 phyB-5 × phyB-5 Darkness Etiolated All:0 All:0
Weak red light Etiolated 488:183 3:1 1.39
phyB-9 × cop1eid6 phyB-5 Darkness Etiolated All:0 All:0
Weak red light Etiolated 399:129 3:1 0.07
cop1eid6 phyB-5 × Ler Darkness Etiolated All:0 All:0
Weak red light Etiolated 807:256 3:1 0.36
cop1eid6 × Ler Darkness Etiolated All:0 All:0
Weak red light Etiolated 145:45 3:1 0.13
cop1eid6 phyB-5 × Darkness Etiolated 612:240 3:1 5.53
cop1—4 Weak red light De-etiolated 0:368 0:All