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Questions and Answers
What is the process by which a signal on a cell’s surface is changed or transduced into a specific cellular response?
Signal transduction pathway
What are the similarities in signal transduction pathways across different organisms suggesting?
Ancestral signaling molecules evolved long ago in ancient prokaryotes and single-celled eukaryotes and have since been adopted for new uses by their multicellular descendants.
How are peptide ligands' actions mediated in cellular communication?
By a cell membrane bound receptor
What are the types of chemical signals mentioned in the text?
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What type of signaling acts over long distances within the organism?
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Why is cell-to-cell communication essential for multicellular organisms?
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What is the role of cell signaling in the history of life?
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How do cells of Saccharomyces cerevisiae identify potential mates?
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What do receptors on the cell surface of one cell bind to in order to communicate with another cell?
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In what ways do external signals affect cells?
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