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← Life Sciences & MedicineIf a drug prevents phosphorylation in olfactory sensory neurons, which consequence follows?
A)Enhanced odorant receptor expression
B)Increased neurotransmitter release
C)Inhibition of signal amplification✓
D)Accelerated olfactory receptor turnover
💡 Explanation
Phosphorylation is critical in signal transduction cascades because it activates kinases, leading to signal amplification. Thus, blocking phosphorylation will inhibit the amplification of the olfactory signal rather than enhancing receptor expression. Therefore, the correct answer is C rather than A, B or D which relate to other cellular processes.
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