TLS Online TPP Program

#Question id: 10422


Arabidopsis contains five genes encoding phytochromes, PHYA–PHYE, four of the five phytochromes appear mostly light-stable in the plant and function primarily in the regulation of LFRs and of shade avoidance involving changes in the R:FR ratio.

#6. System Physiology – Plant
  1. PHY-A, B, C, and D
  2. PHY-A, B, C and E
  3. PHY-B, C, D and E
  4. PHY B only