rainbow trout is non native to the untied states however this species is breeding with the native gila trout scientists recently observed that the gila trout were becoming extinct what is the cause of their extinction

The extinction is caused because when an invasive species comes, they edge out a native one. So since the rainbow trout are mating with the Gila trout, the Gila trout aren't mating as much and the species is starting to decline.

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