Hox12 and Hox13 paralogues specify the autopod.

TLS Online TPP Program

#Id: 808

#Unit 3. Fundamental Processes

A promoter is defined by the presence of short consensus sequences at specific locations.

TLS Online TPP Program

#Id: 1512

#Unit 2. Cellular Organization

In a microtubule,

The end with exposed β-subunits is the (+) end

The end with exposed α-subunits is the (−) end

 

TLS Online TPP Program

#Id: 1477

#Unit 4. Cell Communication and Cell Signaling

Overexpression of anti-apoptotic genes or loss of proapoptotic genes promotes tumorigenesis. The pro-apoptotic gene p53 is frequently mutated in cancers.

TLS Online TPP Program

#Id: 10013

#Unit 4. Cell Communication and Cell Signaling

In the absence of Hh,

Ptc inhibits Smoothened and then degraded in proteasomes

TLS Online TPP Program

#Id: 1687

#Unit 4. Cell Communication and Cell Signaling

Recombination between the VH and D-JH segments follows during the pro-B-cell stage.