Pls help pls pls pls

All of them are correct

Explanation:

Becuase the mom have freckles and the dad does not so the kid has a 50/50 chance of having freckles

the genotype chart would give you these four combinations so all of these awnsers will be correct

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

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