Problem
In a new species of variegated plant, color is determined by mutations in a chloroplast gene and chloroplasts are inherited The ova could have come from a plant that was entirely white. The ova could have come from a plant that was entirely white.
1. The ova could have come from a branch that was solid white or variegated, but not solid green. The ova could have come from a branch that was solid white or variegated, but not solid green.
2. The ova could have come from a branch that was solid white. The ova could have come from a branch that was solid white.
3. The ova could have come from a branch that was solid white, solid green, or variegated. The ova could have come from a branch that was solid white, solid green, or variegated.
4. The pollen could have come from a branch that was solid white or variegated, but not solid green. The pollen could have come from a branch that was solid white or variegated, but not solid green.
5. The pollen could have come from a plant that was entirely white. The pollen could have come from a plant that was entirely white.
6. The pollen could have come from a branch that was solid white. The pollen could have come from a branch that was solid white.
7. The pollen could have come from a branch that was solid white, solid green, or variegated
From both parents. If all of the progeny from a cross are solid white, what can be concluded about the parent plants?