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TLS Online TPP Program

#Question id: 1159

Cholera toxin can make you sick through overactivation of a Gs pathway even if your body stops making the ligand associated with activation of the pathway. Knowing this, which of the following CANNOT be true about cholera toxin?

#Unit 4. Cell Communication and Cell Signaling

  1. It chemically modifies the Gαs protein.

  2. Cholera toxin activates a ligand-activated G protein-coupled receptor.

  3. It prevents hydrolysis of bound GTP to GDP.

  4. It leads to continuous activation of adenylyl cyclase.

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TLS Online TPP Program

#Question id: 3913

#Unit 3. Fundamental Processes

The sigma-70 subunit
TLS Online TPP Program

#Question id: 5570

#Unit 5. Developmental Biology

Sexual reproduction ________.
TLS Online TPP Program

#Question id: 24560

#Unit 4. Cell Communication and Cell Signaling

Junctional diversity in VDJ recombination during gene rearrangement cause by the addition of,
TLS Online TPP Program

#Question id: 28568

#Unit 5. Developmental Biology

Select the correct sequences of the phosphoryl group  transferred;
TLS Online TPP Program

#Question id: 14713

#Unit 5. Developmental Biology

Match their cleavage patterns with their belonging animals;