pentamerous - divided into five parts; specifically, having each floral whorl consist of five (or a multiple of five) members; "pentamerous flowers" phytology , botany - the branch of biology that studies plants Phylum is a taxonomic ranking that comes third in the hierarchy of classification, after domain and kingdom.Organisms in a phylum share a set a characteristics that distinguishes them from organisms in another phylum. Biology definition, the science of life or living matter in all its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and behavior. (ii) Pentamerous symmetry: Most echinoderms possess pentamerous radial symme­try because the body can be divided into 5 roughly equal parts (Fig. The main … adj. Dictionary entry details • PENTAMEROUS (adjective) Sense 1. The body parts are arranged around the axis of the mouth at orientations of 72° apart. Phylum Definition. 1. Answer: Tetramerous flower. Unauthorized copying or distribution of any part of texts presented on this site is strictly prohibited. Meaning: Divided into five parts; specifically, having each floral whorl consist of five (or a multiple of five) members. In tetramerous flower floral parts in four or multiples of four. All rights reserved. 2. See more. English-Georgian Biology Dictionary. Example: Brassica juncea. 20.1). Pentamerous flower. Having six similar parts or divisions. Biology Questions. Definition of Radial Symmetry. Next time you look in the mirror, try drawing an imaginary line right down the middle of your face, as if to divide it into a left and right side. Give Examples Of The Tetramerous And Pentamerous Flower. Pentamerous definition: consisting of five parts, esp (of flowers) having the petals , sepals , and other parts... | Meaning, pronunciation, translations and examples See more. CRP is a pentameric 23 kDa member of the pentraxin family of plasma proteins discovered by Tillett and Francis in 1930.7 Named for its ability to precipitate the C-polysaccharide of Streptococcus pneumonia. Other articles where Radial symmetry is discussed: symmetry: In radial symmetry the body has the general form of a short or long cylinder or bowl, with a central axis from which the body parts radiate or along which they are arranged in regular fashion. Context example: pentamerous flowers. Give examples of the tetramerous and pentamerous flower. The larvae of echinoderms are bilaterally symmetrical but acquires radial symmetry in adult stage. Echinoderm Definition. An echinoderm is a member of the phylum Echinodermata which contains a number of marine organisms recognized by their pentamerous radial symmetry, calcareous endoskeleton, and a water vascular system which helps operate their small podia.Podia are small extensions of flesh which are operated by water pressure and muscles, and controlled by the nervous … Similar: divided (separated into parts or pieces) Domain category: botany; phytology (the branch of biology that studies plants) hexamerous synonyms, hexamerous pronunciation, hexamerous translation, English dictionary definition of hexamerous. Define hexamerous. Pentameter definition, a line of verse consisting of five metrical feet.