In chemical synapses that involve a so-called second messenger, typically a G-protein linked to the postsynaptic receptor is activated when neurotransmitter binds to that receptor. Which of the following represents an activity performed by the activated second messenger?

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#Question id: 31296

#Unit 5. Developmental Biology

If either Nodal or Vg1 signaling is blocked in Xenopus laevis, resulting;

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#Question id: 12788

#Unit 10. Ecological Principles

To recycle nutrients, the minimum an ecosystem must have is

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#Question id: 9267

#Unit 9. Diversity of Life Forms

Three living species X, Y, and Z share a common ancestor T, as do extinct species U and V. A grouping that consists of species T, X, Y, and Z (but not U or V) makes up

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#Question id: 21280

#Unit 12. Applied Biology

Which one of the following biosensors is a type of biosensor based on transducer?

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#Question id: 9602

#Unit 9. Diversity of Life Forms

The legless condition that is observed in several groups of extant reptiles is the result of