What are the Advancements of sponges? New anatomical, developmental or behavioral features compared to the previous phylum

Q: Review the extent of segmentation in Polychaetes, Leeches, Siboglinids, Echicrans, and Sipunculans.

A: Hi! Thank you for the questions. As you have posted multiple questions, I will be answering the…

Q: An organism classified in phylum Mollusca that is a predator with tentacles, a brain and complex…

A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: Describe the unique features of platyhelminthes, rotifers,bryozoans, and brachiopods.

A: Answer- Animals are characterized in the animal kingdom according to the similar characters.

Q: Define the following terms that relate to the sponges: Spongocoel: Osculum: Choanocytes:…

A: Sponges are one of the simplest multicellular organisms that occur in the animal kingdom. They are…

Q: How are nematodes and nematomorphs alike, and how are they different?

A: Ecdysozoans are a group of protostome animals that include nematodes, arthropods, and numerous…

Q: What body form do sea jellies exhibit, medusa or polyp? How do they catch their food?

A: Sea jellies are the invertebrate animals belonging to the phylum cnidaria. They do not have brains,…

Q: The basic body plan of a mollusk is to have a head, foot, and visceral mass. In the case of the…

A: Cephalopods are members of the mollusk class. Cuttlefish, octopus, squid, or nautilus are few…

Q: What characteristics of phylum Annelida distinguish it from other phyla?

A: Annelida is a phylum of triploblastic, coelomates worms which have a bilateral symmetry and…

Q: Friday Phylum Cnidaria Platyhelminthes Rotifera Bryozoa Brachiopoda Mollusca Annelida Livity <…

A: Rocky Mountain snail of Mollusca is an endemic species of Colarado. It belongs to the class…

Q: Which phylum is characterized by a "tube within a tube" structure? O Echinodermata Mollusca…

A: Tube within a tube phenomenon is referred to only one opening for ingestion and one opening for…

Q: Describe the skeletons of each class of sponges.

A: Answer: Sponges are multicellular, heterotrophic organisms belong to phylum porifera. Sponges don’t…

Q: What are the fleshy extensions to watch the crystals of Polychaetes are attached A fins. Be…

A: answer ) the fleshy extensions to watch the crystals of polychaetes are attached :    E) parapodia

Q: Order these groups in order of diversity : Phylum Porifera Phylum Cnidaria   Phylum Platyhelmenthes…

A: To order these phyla in terms of biological diversity, we'll consider the number of species, variety…

Q: What are two features that put the octopus in the phylum Mollusca?

A: Mollusks are defined as a large group of invertebrates. They generally have soft body, also the…

Q: In Hydrozoans such as the Obelia pictured above, what do gastrozooids and gonozooids have in common,…

A: Hydrozoa are taxonomic class of tiny, predatory creatures, a few lone and some colonial, the vast…

Q: Which phylum is characterized by a hard, flexible exoskeleton and multiple life cycles?

A: Ans. Animals from the biological Animalia kingdom, are multicellular eukaryotic organisms. Animals…

Q: Please describe the lifestyle of SPONGES. Components and characteristics that you should address…

A: Introduction  As a sister group to the Diploblasts, sponges, which are classified in the phylum…

Q: Name and distinguish the taxonomic classes in phylum Cnidaria.

A: Phylum Cnidaria, also called Coelenterata, includes approximately 9,000 species.

Classification of Marine Organisms

Classification is a way of categorizing organisms that enables an easy process of identification of such organisms. All living things are classified by grouping them under specific categories. The grouping is done based on the close relativeness of the organisms. The classification tool requires knowledge of characteristics, differences, and similarities between different organisms.