Meaning of Shanese - What does Shanese mean? Read the name meaning, origin, pronunciation, and popularity of the baby name Shanese for girls.
Definition of PORIFERA. : a phylum of primitive invertebrate animals comprising the sponges and having a cellular grade of construction without true tissue or organ formation but with the body permeated by canals and chambers through which a current of water flows and passes in its course through one or more cavities lined with choanocytes.ew Latin, from Latin porus pore + -i- + -fera, neuter plural of-fer-ferous. This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis. Note that some information is displayed differently in the Unabridged.
Unlike the cells of most other animals, the cells of sponges do not form into various organs like kidney, liver, or nerves. Sponge cells are totipotent (Dawkins 2004). The totipotent cells could give rise to reproductive cells or other types of cells of the organism.orifera means pore-bearing. Sponges are covered with tiny pores on the outside called ostia (2). Ostia lead to an internal system of canals which leads to one or more larger holes called oscula, which are the openings to the out side. Ostia are surrounded by donut shaped cells called porocytes.