4. Explain: The change in the circled offspring's genotype was caused by a mutation. A mutation is a change in a gene. Mutations happen when a mistake is made when a cell's chromosomes are copied. How might
mutations introduce variation into a population?
1

they deliver oxygen to the blood

we would need to see the picture to answer it

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