Which short description best describes the body plan of modern sponges? a gel-like consistency with cells interspersed, making up a semi-solid structure an aggregation of cells built around a water canal system a complete gut with an anterior mouth and posterior anus a mouth connected to a blind sac in which digestion occurs a complete gut with one opening serving as both mouth and anus
Biology · High School · Thu Feb 04 2021
Answered on
Answer is an aggregation of cells built around a water canal system . The body plan of modern sponges is an aggregation of cells built around a water canal system. There are three basic types of body plans seen in animals. These are cell aggregate, blind sac and tube within tube. Sponges exhibit cell aggregation around themselves . They are no body cavity (acoelomates) . They have no digestive system possess intracellular digestion. Sponges excrete through body surface .