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Author Question: Water movement in plants is pushed up by the roots. Indicate whether the statement is true or ... (Read 20 times) |
The average office desk has 400 times more bacteria on it than a toilet.
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.