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Did you know?
Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
negative feedback loop
In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
Children with disabilities used to be sent to special schools. In a process called mainstreaming or ...
Negative reciprocal