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A scientist wants to make a DNA fingerprint, and she has used polymerase
chain reaction (PCR) and restriction enzymes. What should her next step be?
• A. Use imaging techniques.
• B. Run gel electrophoresis.
• C. Make a karyotype.
• D. Obtain a sample.
Answers: 1
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The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.
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Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .
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To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:
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A scientist wants to make a DNA fingerprint, and she has used polymerase
chain reaction (PCR) and r...
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