Ask AI: Prefixes used for taxonomic units

These are generally known as "taxonomic ranks" and they are used in biological taxonomy to classify organisms. Here are some of the commonly used prefixes: 1. **Domain** - Highest rank of organisms. 2. **Kingdom** - Below domain, classifies organisms into large groups (Animalia, Plantae, Fungi, Protista, Archaea/Archaeabacteria, and Eubacteria). 3. **Phylum** - Below kingdom, groups organisms based on fundamental similarities (for example, Chordata for vertebrate animals). 4. **Class** - Below phylum. For example, Mammalia is a class within Chordata. 5. **Order** - Below class. For example, Primates is an order within Mammalia. 6. **Family** - Below order. For example, Hominidae is a family within Primates. 7. **Genus** - Below family. Homo, for example, is a genus within Hominidae. 8. **Species** - Below genus, the lowest standard unit of biological classification. 9. **Sub-**: This prefix is used for ranks that fall in between the main ranks listed above. For example, suborder and subspecies. Remember, taxonomy is hierarchical, meaning that prefixes indicate a rank's position relative to others in the hierarchy.