The central player in the “canonical” Wnt intracellular signal transduction pathway is called β-catenin.

TLS Online TPP Program

#Id: 10546

#Unit 4. Cell Communication and Cell Signaling

Apoptosome 

a disk-shaped 1.4-MDa heptameric wheel of death

TLS Online TPP Program

#Id: 10108

#Unit 4. Cell Communication and Cell Signaling

Tight junctions seal off body cavities and restrict diffusion of membrane components

TLS Online TPP Program

#Id: 10296

#Unit 4. Cell Communication and Cell Signaling

T Cells Undergo Positive and Negative Selection

TLS Online TPP Program

#Id: 2988

#Unit 3. Fundamental Processes

In E. coli DNA polymerase II is required to restart a replication fork when its progress is blocked by damage in DNA.

TLS Online TPP Program

#Id: 5783

#Unit 7. System Physiology – Animal

The primary hormone secreted by the thyroid is thyroxine (T4) along with much lesser amounts of triiodothyronine (T3)