A grade or rank in classification; a portion of a tribe or of a class; or, in some recent authorities, equivalent to a subkingdom.

A term used by some microbiologists and formerly by botanists, corresponding to the term phylum.

A taxonomic grouping of related, similar classes; a high- level category below kingdom and above class. Division is generally used in the classification of prokaryotes, algae, fungi, and plants, whereas an equivalent category, phylum, is used in the classification of protozoa and animals. DNA Abbreviation of deoxyribonucleic acid. DNA ligase( ly-gaze) width="400" valign="TOP" A linking enzyme essential for DNA replication; catalyzes the covalent bonding of the 3' end of a new DNA fragment to the 5' end of a growing chain.

the major taxonomic rank within the Plant Kingdom. Alternative name for phylum.

see phylum.

(botany) taxonomic unit of plants corresponding to a phylum

a classification of players by ages and weights

Division: See classification.

See classification. Documented essay

in plant taxonomy, the second highest level of classification beneath kingdom. The equivalent to phylum in animal classification. Page up

a taxonomic category that was historically employed in reference to plants and fungi instead of the term phylum; no longer used.