Instructive interaction

It occur where the responding cell has a choice of fates and will follow one developmental pathway following induction and an alternative pathway in absence of the inductive signal. 

TLS Online TPP Program

#Id: 9547

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 10103

#Unit 4. Cell Communication and Cell Signaling

Hemidesmosomes

Adhesion type- Cell-matrix

Cytoskeletal attachment- Intermediate filaments

TLS Online TPP Program

#Id: 10484

#Unit 4. Cell Communication and Cell Signaling

Rapid degradation of p53 is inhibited by ATM and ATR, after DNA damage

TLS Online TPP Program

#Id: 5445

#Unit 7. System Physiology – Animal

Sodium channels can be blocked by a toxin called tetrodotoxin when it is applied to the outside of the cell membrane (activation gates)

TLS Online TPP Program

#Id: 6312

#Unit 3. Fundamental Processes

TRCF has an ATPase activity. 

Base-pairing of something to the transcript to destabilize RNA-DNA hybrid

Causes hairpin to form

Causing the transcription to pause

Causes a string of U’s to be incorporated just downstream of hairpin