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Author Question: In a between-subjects experimental design, individual differences can become a confounding variable. ... (Read 55 times) |
Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.