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Biology 12 Online
OpenStudy (anonymous):

One type of experimental contraceptive device is a skin patch that contains a chemical absorbed through the skin. Which of the following substance would most likely be the type of chemical involved? A)a protein B)substances dissolved in water C) a steroid D)a carbohydrate E)either a protein or a carbohydrate or both together

OpenStudy (anonymous):

lipid-soluble substances

OpenStudy (anonymous):

so the answer is probably B

OpenStudy (anonymous):

i will go for B) substances dissolved in water :)

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