TLS Online TPP Program

#Id: 9316

#Unit 4. Cell Communication and Cell Signaling

Light absorption by rhodopsin→activation of a cGMP PDE → hydrolyzes cGMP to 5′-GMP→ cGMP levels  drop →channel close →membrane hyperpolarization→reduction in NT release→transmitted to brain

TLS Online TPP Program

#Id: 3159

#Unit 3. Fundamental Processes

 Eukaryotic cells have many DNA polymerases. The replication enzymes operate with high fidelity. Except  for the β enzyme, the repair enzymes all have low fidelity.

TLS Online TPP Program

#Id: 9663

#Unit 4. Cell Communication and Cell Signaling

Kinase activity associated with receptor activation phosphorylates tyrosines on the bound PLCγ, enhancing its hydrolase activity. 

TLS Online TPP Program

#Id: 4745

#Unit 5. Developmental Biology

PKC-3 restricts PAR-1 and PAR-2 to the internal cytoplasm by phosphorylating them.

TLS Online TPP Program

#Id: 1275

#Unit 7. System Physiology – Animal

Important effect of cortisol, Decrease translocation of GLUT4 to the cell membrane.