The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.
Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Tar deposits in the lung
1-16 The Sun’s Daily Path and the Energy It Deposits Here
Types of Ore Deposits—Sedimentary
A worn spark plug showing fuel and/or oil deposits.