Chapter 2 Flashcards
Growth cycle
1
Q
plants internal clock
A
oscillating proteins respond to phytochromes activated by light detection
2
Q
the synchronization of the circadian clock to the external environment.
A
entrainment
3
Q
dormancy hormone
A
abscisic acid
4
Q
bleeding of Xylem marks the transition from dormancy to active growth. it’s related to the restoration of metabolic activity in the roots.
A
related to soil temperature..moisture..and rootstock
5
Q
cell division and auxin production in buds, beginning in the basal leaf primordia of the distal buds, starts 1 to 3 weeks before budbreak, which marks the onset of
A
vegetative growth I spring
