5. Dr. Wallace wants to test the effectiveness of a new steroid cream on rashes. In order to achieve a reliable result, she should:
instruct patients to apply only the steroid cream being tested on affected areas
expose each patient to different environmental stresses
Ovary the amount of cream used from day to day
o use a different cream on every subject in her study
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4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.
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Why does the skin of your finger shrink when you wash clothes for a long time?
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5. Dr. Wallace wants to test the effectiveness of a new steroid cream on rashes. In order to achieve...
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