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Author Question: The smallest natural lump or cluster of soil particles is known as a A) ped. B) separate. C) ... (Read 16 times) |
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.