It acts an insulator on the neurons. The neurons are covered with it and hence the nerve impulses have to jump over the myelin sheath to reach other neurons. This causes nerve impulses to move rapidly from neuron to neuron.
Answer: B
Explanation: Hope this helped. And sorry if you get it wrong
I need to be more specific
Answer:
monthly cost = 641
Explanation:
Annual mortgage = 0.05×80000
= 4000
Monthly mortgage = 4000/12= 333
Annual average cost of house = 0.0409×100000 = 4090
Monthly average cost of house = 4090/12 = 341
Monthly cost = 333+ 341
= 674
I think its a context clue for a producer or well an inorganic chemical reaction.