In the year 312 AD, this Roman emperor had a dream in which he was told to put this symbol (the Chi-Rho) on his soldiers' shields. After winning the battle he adopted the Christian faith, which led to the eventual legalization of that religion. Who was this emperor?

they absorb it i think

not sure

you

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u