arrestees test positive for drug use. at the time of their apprehension.1. Self-reports from prison inmates. indicate that their drug use prior. to incarceration is typically chronic. and linked to other criminal behav-. ior.
A megagram is the same thing as a metric tonne. There  are a million grams in a megagram. There are a million micrograms  in a gram. Therefore, there are 1,000,000 x 1,000,0 â¦ 00 micrograms in  a negagram, which means 1,000,000,000,000 or a trillion.
Answers. Relevance. Rating Newest Oldest. Best Answer: one milligram is one thousandth of a gram one microgram is one millionth of a gram or 1,000 milligrams = 1 gram 1,000,000 micrograms = 1 gram and 1,000 micrograms = 1 milligram.HTH Doug.Source(s): doug_donaghue Â· 9 years ago.nswers. Relevance. Rating Newest Oldest. Best Answer: one milligram is one thousandth of a gram one microgram is one millionth of a gram or 1,000 milligrams = 1 gram 1,000,000 micrograms = 1 gram and 1,000 micrograms = 1 milligram.