It is represented by Greek letter α (alpha) and is also known as alpha level.

TLS Online TPP Program

#Id: 6483

#Unit 3. Fundamental Processes

For RNA polymerase II, the positioning factor is TFIID, which consists of TBP associated with up to 14 other subunits called TAFs (for TBP -associated factors). 

TLS Online TPP Program

#Id: 4769

#Unit 5. Developmental Biology

Specification of the MS cell begins with maternal SKN-1 activating the genes encoding GATA transcription factors MED-1 and MED-2

TLS Online TPP Program

#Id: 4577

#Unit 6. System Physiology – Plant

Light wavelengths detected by plant light receptors.

TLS Online TPP Program

#Id: 719

#Unit 3. Fundamental Processes

A genome in a bacterial cell has a single replication origin and thus constitutes a single replicon.

TLS Online TPP Program

#Id: 7457

#Unit 5. Developmental Biology