Positive Selection: The Spread of Beneficial Mutations

TLS Online TPP Program

#Id: 1527

#Unit 2. Cellular Organization

The short (∼20 amino acid) C-terminal tails of both α- and β-tubulin that protrude from the microtubule are enriched in glutamic and aspartic acids, the surface of the microtubule possesses a net negative charge.

TLS Online TPP Program

#Id: 8140

#Unit 2. Cellular Organization

Anterograde transport

COPII vesicles = ER to Golgi

TLS Online TPP Program

#Id: 551

#Unit 2. Cellular Organization

Glycoproteins and glycolipids help in lubricate the cell and are involved in cell-to-cell interactions.

TLS Online TPP Program

#Id: 5824

#Unit 7. System Physiology – Animal

Cortisol induces the synthesis of lipocortin, an inhibitor of the enzyme PLA2.

TLS Online TPP Program

#Id: 7787

#Unit 2. Cellular Organization

The wild-type form of large T-antigen is localized to the nucleus in virus-infected cells, whereas some mutated forms of large T-antigen accumulate in the cytoplasm.