The GTP that is bound to α-tubulin is physically trapped at the dimer interface and is never hydrolyzed.

TLS Online TPP Program

#Id: 8326

#Unit 2. Cellular Organization

The two ends of microfilament polymerize at different rates:

fast-growing end - plus end

slow-growing end - minus end

TLS Online TPP Program

#Id: 788

#Unit 3. Fundamental Processes

Transcription initiation and termination, both require breaking of hydrogen bonds.

TLS Online TPP Program

#Id: 9003

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 8892

#Unit 2. Cellular Organization

Amphitelic attachment, 

sister kinetochores attach to microtubules emanating from opposite spindle poles, they are stably attached

TLS Online TPP Program

#Id: 8561

#Unit 1. Molecules and their Interaction Relevant to Biology

Uncompetitive inhibitors bind only to the enzyme-substrate complex and not to the free enzyme.