The inner membrane is surrounded by the outer nuclear membrane, which is continuous with the membrane of the ER. The outer nuclear membrane is studded with ribosomes engaged in protein synthesis.

TLS Online TPP Program

#Id: 6688

#Unit 3. Fundamental Processes

The Nova and Fox families of RNA-binding proteins can promote or suppress splice site selection in a context-dependent fashion.

TLS Online TPP Program

#Id: 1374

#Unit 4. Cell Communication and Cell Signaling

Erythropoietin,

• secreted by kidney cells

• promotes proliferation and differentiation of erythroid progenitor cells in the bone marrow to increase the number of mature red cells in the blood

TLS Online TPP Program

#Id: 4027

#Unit 7. System Physiology – Animal

TLS Online TPP Program

#Id: 3169

#Unit 3. Fundamental Processes

Sequences that are involved with termination are called ter sites. A ter site contains a short, -23-bp sequence.

TLS Online TPP Program

#Id: 1272

#Unit 7. System Physiology – Animal

Aldosterone has three actions on the late distal tubule and collecting ducts of the kidney: 

Increases Na+ reabsorption

Increases K+ secretion

Increases H+ secretion