Subunit B recognizes and binds to specific gangliosides on the surface of intestinal epithelial cells and provides a route for subunit A to enter. 

TLS Online TPP Program

#Id: 6854

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 1761

#Unit 4. Cell Communication and Cell Signaling

Self-reactive B cells can undergo receptor editing.

In this process, the antigen-specific V region is “edited” or switched for a different V-region gene segment via V(D)J recombination,

TLS Online TPP Program

#Id: 7217

#Unit 5. Developmental Biology

T cells initiate the adaptive immune response by interacting MHC on antigen-presenting cells that have been exposed to pathogens. 

TLS Online TPP Program

#Id: 3280

#Unit 3. Fundamental Processes

MutS embraces the mismatch-containing DNA, inducing a pronounced kink in the DNA and a conformational change in MutS itself.

TLS Online TPP Program

#Id: 2943

#Unit 3. Fundamental Processes

The Mammalian genome could be replicated in -1 hour if all replicons functioned simultaneously.