A mutation causes an increase in the production of the enzyme DNA demethylase. This will most likely lead to methylation and a(n) in overall gene expression.

i think the answer would d

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

it marks things for degradation via the proteasome. it alters there celluar location.