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Author Question: Mrs. Farlow wrote the following information on the board for her students prior to reading a passage ... (Read 2392 times) |
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).