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TLS Online TPP Program

#Question id: 1161

A mutation renders a Gαq subunit constitutively active (also known as dominant active). Which of the following effects might you observe in a cell with this mutation?

#Unit 4. Cell Communication and Cell Signaling

  1. PIP2 levels in the cell membrane diminish

  2. PKC activity decreases

  3. IP3 is sequestered at the membrane

  4. beta/gamma subunits are less active

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TLS Online TPP Program

#Question id: 1654

#Unit 4. Cell Communication and Cell Signaling

The low affinity FcγRII IgG receptor:
TLS Online TPP Program

#Question id: 1655

#Unit 4. Cell Communication and Cell Signaling

IgA in seromucus secretions:
TLS Online TPP Program

#Question id: 1656

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of IgM?
TLS Online TPP Program

#Question id: 1657

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of IgD?
TLS Online TPP Program

#Question id: 1658

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of IgE?
TLS Online TPP Program

#Question id: 1659

#Unit 4. Cell Communication and Cell Signaling

Which of the following Fc receptors has the highest affinity?