Examlex
The "_____" characteristic of a primary key states that the selected primary key must not be composed of any attribute(s) that might be considered a violation.
Protozoans
Single-celled eukaryotic organisms that may exhibit animal-like behaviors, such as movement, and are often found in aquatic or moist terrestrial environments.
Amoeboids
A group of organisms, mostly unicellular, that move and ingest food by extending pseudopods.
Fungal Cell Walls
Rigid outer layers found in fungal cells, composed primarily of chitin, which provide structure and protection.
Chitin
A long-chain polymer of N-acetylglucosamine, a derivative of glucose, which forms a major component in the exoskeletons of arthropods and the cell walls of fungi.
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