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Questions and Answers
Which protein is responsible for bringing SOS along when associated with phosphorylated tyrosines?
Which protein is responsible for bringing SOS along when associated with phosphorylated tyrosines?
- Grb2 (correct)
- Raf
- MEK
- Ras
What is the role of Raf in the signaling pathway?
What is the role of Raf in the signaling pathway?
- It phosphorylates downstream targets
- It activates Erk
- It regulates transcription
- It changes Raf's conformation (correct)
Which molecule is responsible for phosphorylating Erk at specific sites of serine or threonine?
Which molecule is responsible for phosphorylating Erk at specific sites of serine or threonine?
- MEK (correct)
- Fos
- Myc
- Elk1
Which downstream target is involved in the regulation of the cell cycle?
Which downstream target is involved in the regulation of the cell cycle?
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Which molecule is responsible for dephosphorylating Erk at sites where MEK phosphorylated it?
Which molecule is responsible for dephosphorylating Erk at sites where MEK phosphorylated it?
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