All tissue types possess a unique stem cell niche, and despite many differences among the niche architecture of different tissues

TLS Online TPP Program

#Id: 9093

#Unit 4. Cell Communication and Cell Signaling

Ligand binding to GPCRs that activate Gαq, leading to activation of phospholipase C

TLS Online TPP Program

#Id: 1552

#Unit 2. Cellular Organization

Kinesin-5 forms tetramers, assembled in a bipolar configuration to interact with two antiparallel microtubules and move toward the (+) ends.

TLS Online TPP Program

#Id: 10071

#Unit 4. Cell Communication and Cell Signaling

Nonclassical cadherins include proteins:

Protocadherins found in the brain

Desmocollins and desmogleins that form desmosomes

TLS Online TPP Program

#Id: 10267

#Unit 6. System Physiology – Plant

ABA is reported to promote accumulation of H2O2 in leaf tissues and enhance gene expression and enzyme activity for SOD, APX, and CAT

TLS Online TPP Program

#Id: 9087

#Unit 4. Cell Communication and Cell Signaling

Association with ARF6 activates A1, which catalyzes the transfer of ADP-ribose from NAD to the critical Arg residue in the P loop of the  subunit of Gαs.