When DNA is damaged, p53 is tetramerized and accumulates rapidly.

TLS Online TPP Program

#Id: 1024

#Unit 5. Developmental Biology

Intermediate levels of BMP effect the formation of the neural crest cells.

TLS Online TPP Program

#Id: 604

#Unit 2. Cellular Organization

The N gene codes for an antitermination factor whose action at nut (N utilization) sites allows transcription to proceed into the delayed early genes

 

TLS Online TPP Program

#Id: 8573

#Unit 2. Cellular Organization

In all epithelia, keratin filaments associate with: Desmosomes (cell–cell contact)

Hemidesmosomes (cell–matrix contact)

TLS Online TPP Program

#Id: 4518

#Unit 13. Methods in Biology

Waves are divided in various groups:

Alpha

Beta 

Delta  

Theta

Gamma 

TLS Online TPP Program

#Id: 10542

#Unit 4. Cell Communication and Cell Signaling

DNA damage or UV irradiation leads to induction of synthesis of the BH3-only Puma protein which binds to Bak and Bax as well as to Bcl-2, allowing Bak and

Bax to form oligomeric pores.