Synapses in the central nervous system can change and adapt over time, but synapses in the peripheral nervous system remain relatively stable. Considering this, why are scientists so interested in finding new pain medications that act on sodium channels like Nav 1.7?

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms