Fas-L on the cytotoxic T cell binds to its receptor, the Fas protein on the tumor cells, an apoptotic signaling pathway in the tumor cells becomes activated, which also leads to tumor cell death. 

TLS Online TPP Program

#Id: 636

#Unit 3. Fundamental Processes

Cytosine is deaminated to Uracil.

TLS Online TPP Program

#Id: 9876

#Unit 4. Cell Communication and Cell Signaling

These epithelial barriers include the skin and the tissue surfaces connected to the body’s openings.

Skin and other epithelia provide a kind of living “plastic wrap” that encases and protects the inner domains of the body from infection.

TLS Online TPP Program

#Id: 2267

#Unit 11. Evolution and Behavior

Breeder’s equation, predict how much evolutionary change will result from selective breeding.

TLS Online TPP Program

#Id: 9932

#Unit 4. Cell Communication and Cell Signaling

TLS Online TPP Program

#Id: 881

#Unit 13. Methods in Biology

Most STRs are found in the noncoding regions, while only about 8% locate in the coding regions.