Which two cellular structures have a role in the creation of proteins? a. nucleus and ribosomes b. ribosomes and mitochondria c. nucleus and mitochondria d. mitochondria and nuclear membrane

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

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