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Bay (left) and chestnut (sometimes called "sorrel") are two of the most common coat colors
Diphtheria. The bacteria that cause this disease, called Corynebacterium diphtheriae, proliferate in
An activation barrier, representing the transition state
Eighteen-year-olds were the largest age cohort in the first year of the war in both armies. Soldiers
The blood–brain barrier.
The demand for cheap coal to generate electrical power is rising