Most biological productivity in the ocean occurs in the aphotic zone. a. True b. False
Coastal water tends to support greater plankton populations than oceanic water does due to nitrate runoff from soil. a. True b. False
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
The average adult has about 21 square feet of skin.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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