Neutral theory of molecular evolution- Developed by Motoo Kimura, who argued that most of the evolution of DNA sequences occurs by chance (genetic drift) rather than by natural selection.

TLS Online TPP Program

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#XL - T Zoology

Cell-adhesion molecules (CAMs) mediate direct cell-cell adhesions.

TLS Online TPP Program

#Id: 10057

#XL - T Zoology

Adhesion receptors mediate cell-matrix adhesions

TLS Online TPP Program

#Id: 10058

#XL - T Zoology

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

#XL - T Zoology

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

#XL - T Zoology

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

#XL - T Zoology

Trans interactions (intercellular or adhesive interactions)

CAMs on one cell bind to CAMs on an adjacent cell.