You could have sinus pain while driving up through the mountains if the air cavities are blocked by excess mucus. [LAST FREE BRAINLIEST OF THE MONTH] T
or
F

true

You could have sinus pain while driving up through the mountains if the air cavities are blocked by excess mucus.

True

it also due to altitude sickness.

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