Define keys? Write its uses also.
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In Biology, a key is a tool for identification of any species or other classification of plants or animals.
It is aided by computers, which records and stores the data relating to biological entities.
They are used in cataloguing and quick recognition of preserved species in a museum or herbarium, or similar spaces.
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❄️a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it.
❄️A key is a device that is used to operate a lock (such as to lock or unlock it).
❄️A key is a device that is used to operate a lock (such as to lock or unlock it).
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