Question

multiple-choice question
dna and the insulin gene are found
in the nucleus of only pancreas cells.
in the nucleus of all of your cells.

Explanation:

All somatic cells in a human body contain the full set of genetic material, including the insulin gene. While the insulin gene is only expressed in pancreas cells, the gene (and the entire DNA genome) is present in the nucleus of every body cell.

Answer:

in the nucleus of all of your cells.