2-7 days, but depends on the procedure
The endocrine system is important to the function of the human body because, endocrine glands release hormones into the bloodstream. Which lets the hormones travel to the cells in other parts of the body. This also helps control mood, growth and development, the way our organs work, metabolism and reproduction.
Answer:
helium , krypton,xenon,radon, argon are noble gasses
I think it is 11% I read it on a article on msn.