The dyneins are a family of minus end–directed microtubule motors.

TLS Online TPP Program

#Id: 10082

#Unit 4. Cell Communication and Cell Signaling

The binding of integrins to their ligands depends on extracellular divalent cations(Ca+2 & Mg+2)

TLS Online TPP Program

#Id: 5536

#Unit 7. System Physiology – Animal

The thin segment of the ascending limb has a much lower reabsorptive capacity than does the thick segment.

TLS Online TPP Program

#Id: 7775

#Unit 2. Cellular Organization

The total mass of the pore structure is 60,000– 80,000 kDa in vertebrates, which is about 16 times larger than a ribosome.

TLS Online TPP Program

#Id: 766

#Unit 3. Fundamental Processes

Two bases in the non-template strand of the –10 element (A11 and T7) flip out from their base-stacking interactions and instead insert into pockets within the sigma protein where they make more favorable interactions for OPC

TLS Online TPP Program

#Id: 798

#Unit 3. Fundamental Processes

rho mutants are usually leaky