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TLS Online TPP Program

#Question id: 1148

Phosphatidylinositol 4,5-bisphosphate (PIP2) is cleaved by phospholipase C into:

#Unit 4. Cell Communication and Cell Signaling

  1. 1,2-diacylglycerol (DAG).

  2. phosphatidylinositol (PI).

  3. inositol 1,4,5-trisphosphate (IP3).

  4. 1,2-diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP3).

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TLS Online TPP Program

#Question id: 4991

#Unit 11. Evolution and Behavior

Which of these fly organs, as they exist in current fly populations, best fits the description of an exaptation?
TLS Online TPP Program

#Question id: 2567

#Unit 2. Cellular Organization

What is a primary function of transcription factors?
TLS Online TPP Program

#Question id: 7109

#Unit 5. Developmental Biology

What observation might explain how somites originally become specified to form structures appropriate to their position along the antero-posterior axis?
TLS Online TPP Program

#Question id: 1596

#Unit 4. Cell Communication and Cell Signaling

Which one of the following is function of Class III MHC genes?
TLS Online TPP Program

#Question id: 23886

#Unit 13. Methods in Biology

In recombinant DNA methods, the term vector can refer to