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potentially lethal disease in humans and grazing animals such as cows and sheep. The disease is caused by the bacterium Bacillus anthracis. There are effective vaccines against anthrax and some forms of the disease respond well to antibiotics.
to change over a period of time in response to new environmental conditions.
small fluid-filled spaces in the matrix of bone and cartilage in which cartilage and bone cells...
organisms whose cells have a true nucleus and true organelles. These structures are not...
(also called secondary thickening) growth due to new cells being formed by the secondary...