PTS1 signals are recognized by the peroxin Pex5 receptor

PTS2 signals are recognized by the peroxin Pex7 receptor

Neither targeting sequence is cleaved after import.

TLS Online TPP Program

#Id: 10185

#Unit 6. System Physiology – Plant

Ratio of GA:ABA affects early germination (vivipary). 

With high levels of ABA, seeds remain dormant.

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#Id: 10186

#Unit 6. System Physiology – Plant

Cytokinins are defined as compounds that have biological activities similar to those of trans-zeatin.

TLS Online TPP Program

#Id: 10187

#Unit 6. System Physiology – Plant

Induce cell division in callus cells in the presence of an auxin

Promote bud or root formation from callus cultures when in the appropriate molar ratios to auxin

Delay senescence of leaves

Promote expansion of dicot cotyledons

TLS Online TPP Program

#Id: 10188

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 10189

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 10190

#Unit 6. System Physiology – Plant

iP and tZ are active, and their derivatives are abundant, but they are susceptible to degradation by CK oxidase (CKX).