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Which phylum contains the simplest animals?
The phylum Porifera contains the simplest animals, known as sponges. Sponges lack tissues and organs, and their body structure is very basic compared to other animal phyla.
What are the simplest animals to possess a complete digestive system?
Phylum Numertea....like ribbon worms
Is a slug a sponge?
No. Sponges are the simplest animals and they are aquatic and sessile (attached to a substrate). A slug is in the Phylum Mollusca in the Class Gastropoda.
What is phylum and what is sub phylum?
A phylum is a group of animals that are directly drawn from a kingdom. A sub-phylum is a phylum that is slightly more accurate for a group of animals but is not a class.
What phylum do animals with a backbone belong to?
Animals with a backbone belong to the phylum Chordata. This phylum includes vertebrates such as fish, amphibians, reptiles, birds, and mammals, which all possess a notochord or backbone at some stage in their development.
Do worms have two brains?
Segmented Worms (Phylum Annelida) have two cerebral ganglia which are considered primitive brains. They are the simplest animals with this characteristic.
What are some animals in the phylum arthropods?
Some animals in phylum arthropods is a spider, centipedes or crabs.
Is a coral a poriferan?
Corals are animals of the phylum Cnidaria, whereas:-Sponges are animals of the phylum Porifera.
Is a horse a phylum?
Nope. Its an animal. A phylum is a huge group of related animals. A horse is in a phylum; Chordata.
What phylum do animals with backbones belong to?
The phylum that animals with a backbone belong to is called Chordata. This is a particular entity that is often seen under the taxonomy of a living creature.
What is the phylum of sessile animals?
Most sessile animals are of the phylum Mollusca.
What phylum do songes belong to?
Sponges are animals of the phylum Porifera.
