Aresearcher is attempting to extract specific cells from a human kidney to regenerate and repair damaged kidney cells in a patient. the research is attempting to extract

a.) totipotent stem cells
b.) embryonic stem cells
c.) adult stem cells
d.) all of the above are correct

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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the question isn't complete here so i can't right an answer '_'

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