IAA enters the cell as 

IAAH

IAA-

TLS Online TPP Program

#Id: 9358

#Unit 4. Cell Communication and Cell Signaling

Active type I receptor kinase phosphorylates a Smad

TLS Online TPP Program

#Id: 808

#Unit 3. Fundamental Processes

A promoter is defined by the presence of short consensus sequences at specific locations.

TLS Online TPP Program

#Id: 8043

#Unit 1. Molecules and their Interaction Relevant to Biology

RS Configuration 

Atoms of higher atomic number rank above those of lower atomic number (e.g., —OH ranks above —CH3). If the first substituent atoms are identical, the priority is established by the next atom outward from the chiral center (e.g., —CH2OH takes precedence over —CH3).

TLS Online TPP Program

#Id: 6530

#Unit 7. System Physiology – Animal

TLS Online TPP Program

#Id: 187

#Unit 5. Developmental Biology

In the frog (Xenopus laevis)

A gradient of the paracrine factor activin (a morphogen), causes concentration-dependent expression differences of two genes in unspecified cells.