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Author Question: Use _________ sentences to ask questions. a. imperative b. interrogative c. declarative d. ... (Read 33 times) |
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
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.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.