Glucocorticoids promote osteoclast activity and bone resorption by :

1. Increasing RANKL production 

2. Decreasing formation of OPG

TLS Online TPP Program

#Id: 9370

#Unit 4. Cell Communication and Cell Signaling

SnoN and Ski trigger abnormal cell proliferation by blocking the Smad-complex.

TLS Online TPP Program

#Id: 4966

#Unit 6. System Physiology – Plant

Change surface charge

Red light-treated barley root tips adhered to the sides of a beaker (with a negatively charged surface) but released after far red treatment, caused the surface to become positively charged and far red light negatively charged.

TLS Online TPP Program

#Id: 10156

#Unit 6. System Physiology – Plant

Strigolactones as signal that interact with auxin in regulating apical dominance

TLS Online TPP Program

#Id: 7405

#Unit 5. Developmental Biology

Dorsal protein is a transcription factor that activates the genes that generate the ventrum.

TLS Online TPP Program

#Id: 7920

#Unit 2. Cellular Organization