How do nutritional needs change from young adulthood through old age?What is the primary reason the body needs nutrients?

In the city of newark, a young man named annoying was admitted to the e. r. he and his friends were trying to imitate the movie project x. his friends say he started twitching and having muscle spasms which progressed until he was stiff as a board. in his pockets, he had unmarked dark yellow tablets which dark flecks. analysis of the tablets showed them to contain a mixture of ecstasy and strychnine. ecstasy would not cause this clinical picture, but strychnine would. explain why?

How can a person  best  reduce the risk of injuries on the road?  

How could natural selection best be used to explain the evolution of the white fur of arctic fox