The hormones of the adrenal cortex are derivatives of cholesterol.

TLS Online TPP Program

#Id: 1006

#Unit 5. Developmental Biology

Ligand for Toll receptor protein- Spätzle protein

TLS Online TPP Program

#Id: 9049

#Unit 4. Cell Communication and Cell Signaling

Three principal classes of G PCR that bind their ligand in different ways:

TLS Online TPP Program

#Id: 10114

#Unit 6. System Physiology – Plant

Indole-3-acetic acid (IAA) occurs in all plants, 

Peas contain 4-chloroindole-3-acetic acid. 

Mustards and corn contain indole-3- butyric acid (IBA).

TLS Online TPP Program

#Id: 1620

#Unit 4. Cell Communication and Cell Signaling

TLR4 is unique in binding both MyD88 (when it is in the plasma membrane, signaling its endocytosis) and TRIF (when it is in endosomes, after internalization).

TLS Online TPP Program

#Id: 7058

#Unit 11. Evolution and Behavior

The Forces of Evolution

mutation, 

genetic drift

gene flow or migration

selection.