A Ligand Binds to a Transmembrane Protein

question 91

Multiple Choice

A ligand binds to a transmembrane protein.This causes a conformational change in the protein that is detected by an intracellular protein.The intracellular protein is an enzyme that adds phosphate groups to target proteins.The phosphorylated proteins cause a physiological change within the cell.This is an example of

• A) a metabolic pathway.
• B) homeostasis.
• C) a signal transduction pathway.
• D) an allosteric inhibition pathway.

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Effective Cycle

A measurement or period in which a system or component operates at its intended efficiency and performance level.

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