3. What is the taste of amino acid?
A. (A) sweet
B. (B) bitter
C. (C) salty
D. (D) umami
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2. Which taste cell transduction is not mediated by G protein-coupled receptors?
A. (A) sweet
B. (B) bitter
C. (C) salty
D. (D) umami
1. Which is not considered as one of five tastes in humans?
A. (A) sweet
B. (B) sour
C. (C) spicy
D. (D) salty
3. Which type of neurons does not belong to GABAergic interneurons?
A. (A) periglomerular cell
B. (B) M/T cells
C. (C) granule cells
D. (D) none of above
2. Which is wrong about the vomeronasal organ?
A. (A) distinct class of olfactory receptor neurons
B. (B) sends signals to the accessory olfactory bulb
C. (C) detects pheromone
D. (D) identified in humans
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