Many zoologists consider sponges to occupy isolated positions in the animal kingdom and classify them into the parazoal subkingdom. However, molecular data suggest that both sponges and more complex animals have evolved from a common ancestor.
Is the sponge simple or complicated?
Corals are complex multicellular organisms. A sponge is a very simple creature with no tissue. All corals need salt water to survive. Most sponges are found in the ocean, but many species are also found in freshwater and estuaries. 2021
How complex is a sponge?
Sponge has cell-level organization. That is, cells are specialized so that different cells perform different functions, but similar cells are not organized into tissues, and the body is a kind of loose aggregate of different types of cells.
Is sponge complicated?
Sponges are one of the simplest multicellular organisms in the world. They grow in all different shapes, sizes, colors, and textures.
Is the sponge a complex invertebrate?
Sponges are aquatic invertebrates that make up the phylum Sponge. .. However, sponges represent an important step in the evolution of complex animals. The transition from simple prokaryotes to multicellular complex animals. 11th. 2015
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