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Questions and Answers
What are cellular signals used for in a large organism?
What are cellular signals used for in a large organism?
They are used to communicate between cells.
How do certain cells in organs like the heart and liver communicate with neighboring cells?
How do certain cells in organs like the heart and liver communicate with neighboring cells?
They form cellular junctions.
What must a cell have in order to respond to a chemical signal?
What must a cell have in order to respond to a chemical signal?
A receptor to which the signaling molecule can bind.
How are messages rapidly carried from one part of the body to another in many animals?
How are messages rapidly carried from one part of the body to another in many animals?
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What is necessary to keep neurons functioning properly?
What is necessary to keep neurons functioning properly?
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