STAT5 becomes activated in erythroid progenitor cells,  induces expression of the protein Bcl-xL.

TLS Online TPP Program

#Id: 3239

#Unit 4. Cell Communication and Cell Signaling

miR-21 targets tumor-suppressor gene PTEN phosphatase

TLS Online TPP Program

#Id: 9443

#Unit 11. Evolution and Behavior

Parental care

Caring of young one– Prevent from predator and stress full condition, providing. Parental care is fixed action pattern.

Parental care and clutch size is inversionally proportional.

TLS Online TPP Program

#Id: 5382

#Unit 10. Ecological Principles

Perfect compensation hypothesis

TLS Online TPP Program

#Id: 9989

#Unit 4. Cell Communication and Cell Signaling

Disheveled stimulate activation of the small GTPases Rho and Rac, leading to cytoskeletal rearrangements and cell motility. 

TLS Online TPP Program

#Id: 2204

#Unit 10. Ecological Principles

Species richness of both plants and animals, often, but not always, increases as succession proceeds.