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TLS Online TPP Program

#Id: 3217

The Uvr system makes incisions -12 bases apart on both sides of damaged DNA, removes the DNA between them, and resynthesizes new DNA.

#Unit 3. Fundamental Processes #DNA damage and repair mechanisms #Part B Pointers
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TLS Online TPP Program

#Id: 10056

#Unit 4. Cell Communication and Cell Signaling

Cell-adhesion molecules (CAMs) mediate direct cell-cell adhesions.
TLS Online TPP Program

#Id: 10057

#Unit 4. Cell Communication and Cell Signaling

Adhesion receptors mediate cell-matrix adhesions
TLS Online TPP Program

#Id: 10058

#Unit 4. Cell Communication and Cell Signaling

Homophilic Binding 
A CAM on one cell can directly bind to the same kind of CAM on an adjacent cell
TLS Online TPP Program

#Id: 10059

#Unit 4. Cell Communication and Cell Signaling

Heterophilic Binding
A CAM on one cell can directly bind to a different class of CAM on an adjacent cell
TLS Online TPP Program

#Id: 10060

#Unit 4. Cell Communication and Cell Signaling

The formation of many cell-cell adhesions entails two types of molecular interactions:
1.Trans binding interactions 
2. Cis binding interactions
TLS Online TPP Program

#Id: 10061

#Unit 4. Cell Communication and Cell Signaling

Trans interactions (intercellular or adhesive interactions)
CAMs on one cell bind to CAMs on an adjacent cell.