date:Jul 02, 2012
off. These factors themselves are manufactured or expressed by genes.
The UC Davis researchers were particularly interested in tomatoes they observed in the field that were unusually dark green before they ripened.
Partnering with researchers at Cornell University and in Spain, who were mapping regions of the tomato genome, the scientists discovered two transcription factors, called GLK1 and GLK2, that control the development of chloroplasts. Chloroplasts are the structures in the plant cells