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TLS Online TPP Program

#Id: 3685

The “introns late” hypothesis is the proposal that the ancestral protein-coding sequences were uninterrupted and that introns were subsequently inserted into them

#Unit 2. Cellular Organization #CELL CYCLE #Part B Pointers
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TLS Online TPP Program

#Id: 1436

#Unit 4. Cell Communication and Cell Signaling

Adherens junctions 
Adhesion type- Cell-cell
Principal CAMs- Cadherins
Cytoskeletal attachment- Actin filaments
TLS Online TPP Program

#Id: 1437

#Unit 4. Cell Communication and Cell Signaling

Adherens junctions  functions as a tension cable that can internally brace the cell and thereby control its shape.
TLS Online TPP Program

#Id: 1438

#Unit 4. Cell Communication and Cell Signaling

Desmosomes
Adhesion type- Cell-cell
Cytoskeletal attachment- Intermediate filaments
TLS Online TPP Program

#Id: 1439

#Unit 4. Cell Communication and Cell Signaling

The key CAMs in desmosomes are the desmosomal cadherins, desmoglein and desmocollin.
TLS Online TPP Program

#Id: 1440

#Unit 4. Cell Communication and Cell Signaling

Desmosomes
Function- Strength, durability, signaling
TLS Online TPP Program

#Id: 1441

#Unit 4. Cell Communication and Cell Signaling

Hemidesmosomes
Adhesion type- Cell-matrix
Cytoskeletal attachment- Intermediate filaments