Chemically-gated ion channels are receptor proteins through which ions pass.A cell biologist has blocked these channels in a lab rat's liver tissue by using a chemical that

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Chemically-gated ion channels are receptor proteins that are activated by binding of a specific signal molecule or ligand. By blocking these channels with a chemical that inhibits binding of the signal molecule, the ion channels would not be activated, and ions would not pass through the channel as a result.

Chemically-Gated Ion Channels Are Receptor Proteins Through Which Ions Pass