The innate immune system includes physical and chemical—as well as cellular responses

TLS Online TPP Program

#Id: 1487

#Unit 4. Cell Communication and Cell Signaling

The tumor suppressor proteins p53 and Rb act as guardians of the cell cycle.

TLS Online TPP Program

#Id: 7094

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 8067

#Unit 13. Methods in Biology

If an optically active molecule has a positive CD, then its enantiomer will have a negative CD of exactly the same magnitude.

TLS Online TPP Program

#Id: 8420

#Unit 10. Ecological Principles

Human population growth fits an exponential pattern

TLS Online TPP Program

#Id: 1360

#Unit 4. Cell Communication and Cell Signaling

Receptor Homodimerization GH, prolactin, G-CSF, thrombopoietin, and Epo have similar structures & they activate receptors of similar structure by forming dimers of two identical cytokine receptor proteins.