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to be unable to breathe, or to have a lack of oxygen.
the process in which micro-organisms, such as yeast, convert sugars into alcohol under anaerobic...
biological classification group (taxon) for animals that is divided into classes. The plural of...
a drug that inhibits (slows down) the action of the nervous system.
any disease that is caused by a virus or a bacterium or any other micro-organism.
a lateral meristem in the vascular tissue of plants. The vascular cambium is the source of both...