In cilia and flagella,

microtubules are assembled from an MTOC called a basal body.

TLS Online TPP Program

#Id: 2903

#Unit 3. Fundamental Processes

The four 9-bp consensus sequences on the right side of oriC provide the initial binding sites for DnaA-ATP in an extended multimeric state promoted by the accessory protein DiaA, which stimulates cooperative binding of DnaA.

TLS Online TPP Program

#Id: 9083

#Unit 4. Cell Communication and Cell Signaling

Cholera toxin, secreted by Vibrio cholerae in the intestine of an infected person, is a heterodimeric protein (AB). 

TLS Online TPP Program

#Id: 6521

#Unit 7. System Physiology – Animal

Reuptake of Norepinephrine via aNET (norepinephrine transporter) is a major mechanism to terminate the actions of norepinephrine.

TLS Online TPP Program

#Id: 6317

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 5975

#Unit 10. Ecological Principles