Which macromolecules were present in each sample?
substance: color after iodine test color after copper (ii) sulfate and sodium-hydroxide test
water: brown blue
potato: dark blue/black blue
egg white: brown purple
milk: brown purple
unknown: brown purple

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

not sure what it is

answer; the above statement/question is (false);