Determination

The process by which portions of the genome are selected for expression in different embryonic cells. 

TLS Online TPP Program

#Id: 7920

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 10109

#Unit 4. Cell Communication and Cell Signaling

Tight junctions prevent the diffusion of: 

Macromolecules

Small water-soluble molecules

Ions

Membrane proteins 

Glycolipids

TLS Online TPP Program

#Id: 9191

#Unit 11. Evolution and Behavior

Types of selection

TLS Online TPP Program

#Id: 5887

#Unit 3. Fundamental Processes

Only when a correct base pair is formed are the 3’-OH of the primer and the a-phosphate of the incoming nucleoside triphosphate in the optimum position for catalysis to occur.

TLS Online TPP Program

#Id: 1505

#Unit 2. Cellular Organization

The tubulin subunit is a heterodimer formed from two closely related globular proteins called a-tubulin and b-tubulin.