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Which elements are the most common substance in the human body? A. Hydrogen B. Calcium and nitrogen C. Oxygen D. Carbon
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Which would be the most useful source of evidence to support mcneill's contention?
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Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms
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An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil
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Biology, 22.06.2019 21:30, desiree6005
The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.
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Which elements are the most common substance in the human body? A. Hydrogen B. Calcium and nitrogen...
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