Which explains why different species are able to produce insulin? A. Insulin is a protein that all species produce in order to regulate metabolism. B. All living organisms have genes that are made up of the same components. C. All species contain DNA, which naturally rearranges itself into any gene. D. The gene for insulin originated in bacteria and was passed on to other species over time.

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2 December, 20:59

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Bryanna · Answer 1

All living organisms have genes that are made up of the same components.