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Author Question: Implicit costs are A) costs that are measured in dollars. B) costs that do not involve an ... (Read 84 times) |
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.