Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
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Medication errors are three times higher among children and infants than with adults.
Jaguar F-type back
Recruitment of Muscle Fiber Type
When checking a waste spark-type ignition system, check that the secondary wires are attached to the ...
Comparison of E-type Climates
The DNA of S-type bacteria can transform R-type bacteria into the same S type.
The Type of Blood Vessel Injury Often Affects the Nature of the Hemorrhage