Physiology Which of the following neurotransmitter has an inhibitory control over the GnRH neurons before the onset of pubey? A Glycine B Glutamate C Gamma amino butyric acid (GABA) D Beta-endorphin 💡 Explanation Which of the following neurotransmitter has an inhibitory control over the GnRH neurons before the onset of pubey? ✓ Correct Answer: C. Gamma amino butyric acid (GABA)