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Bio100 F12 Exam 1 answer key

4 pts list the phases of the cell cycle and discuss

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Unformatted text preview: u might have expected TF of neuron pathway to be there. However, since it’s not there that suggests the possibility that the Skin DIFF signaling pathway somehow targeted neuron TK2 for proteolysis. Question 3 (10 points) The following are a series of examples of how signal transduction pathways are regulated. For each example, do you think this is an example of a (1) positive feedback loop, (2) a negative feedback loop or (3) not a feedback loop? Briefly justify your reasoning. A. An activated TFa up- regulates transcription of a kinase that phosphory...
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