제 목    qucKXyFBJxQOGR 이 름    Judson 날 짜    2018/06/28 조 회    1 How much does the job pay? finasteride 5mg uses The genetic variants that affect the ability to smell these four odors are in or near genes that encode odorant receptors. The researchers explained that odor receptor molecules sit on the surface of sensory nerve cells in the nose. When certain chemical compounds float in the air, the nerve cells send a signal to the brain and give you the perception of a smell.