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receptor
mastery UK /ɹɪˈsɛp.tə/ US /ɹɪˈsɛp.tɚ/noun
card 1 of 10 · context meaning
Which meaning of 'receptor' best matches its use in the sentence?
In the target organ, the drug is recognised by ‘receptors’. These are large molecules, usually proteins, to which the drug binds tightly.