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A person has minor physical injuries after an automobile accident. The person is unable to focus and says, "I feel like something awful is going to happen." This person has nausea, dizziness, tachycardia, and hyperventilation. What is this person's level of anxiety?
Signaling Molecule
Chemicals that transport information between cells in the body to coordinate responses.
Scaffold Proteins
Proteins that organize groups of intracellular signaling molecules into signaling complexes.
Integrins
Transmembrane receptors that facilitate cell-extracellular matrix adhesion.
Ras Proteins
A group of small G proteins, named by their discovery in rat sarcoma cancer cells; important in many signaling pathways.
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