Can a cell make mRNA without the DNA in the nucleus?

there is no

explanation:

the dark variety, as they are not visible on the dark tree barks

explanation:

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

for a different answer set the answer would be because the oxygen in the water had depleted (apex)