The Icefish belongs to the family called: Serranidae Bathydraconidae Notothenioid fishes Percichthyidae

Q: Which is more widespread, nematodes or annelids

A: Nematodes are most numerous of any phylum . About 15000 species of nematodes are present .  Due to…

Q: Identify all of the following organisms that are deuterostomes: humans starfish mussels octopus…

A: Deuterostomes are those organisms that fall in this superphylum of the animal kingdom that includes…

Q: Which is not a characteristic feature of sea stars?a. coelomb. eyespotc. skin gillsd. tracheae. tube…

A: Introduction  Echinoderm is the phylum contains non-chordate invertebrate animals. They have spiny…

Q: List three major distinguishing features of annelids

A: Annelids belong to the, Kingdom - Animalia Sub kingdom - Eumetazoa Few examples of annelids are as…

Q: Which of the following is NOT true of nemerteans? O proboscis stylet (some species) O coelomate…

A: The nemerteans are also called ribbon worms. They are characterized by the presence of proboscis and…

Q: Members of Chondrichthyes are thought to be descended from fishes that had.. .....................

A: Chondrichthyes includes sharks, rays, and skates, as well as sawfish and a few fish species known as…

Q: Describe structurally the adaptations of freshwater leech from a marine one

A: Marine leeches attach to, and feed directly from, the gills of fish. Other leeches are carnivorous…

Q: Nematodes are acoelomate animals (True/False)

A: Acoelomate animals are those animals which have no coelom or body wall present in them. Thus a…

Q: Which of the following lack setae: earthworms polychaetes leeches nemerteans

A: Annelid setae are stiff bristles present on the body. For example : eathworms , leeches and…

Q: What are the checkpoints in the completion of the life cycle of nematomorphs? Would it be easier if…

A: The phylum Nematomorpha (horsehair worms) is constituted of orders: Nectonematoidea (monogeneric…

Q: You find a polychaete in the lower Chesapeake Bay and discover that its coelom is unpartitioned. You…

A: Introduction Polychaeta, Often Known As Bristle Worms Or Polychaetes, Is A Paraphyletic Class Of…

Q: Sponges are Radially symmetrical Bilaterally symmetrical Asymmetrical Dorso- ventrally…

A: The animals can be classified into three distinct classes depending on their body symmetry:…

Q: Venom glands may be adaptations of modified ovipositors for venom injection in hymenopterans....what…

A: Answer: VENOM = It is the poisonous substance produced by many animals and insects which when…

Q: What are shared characteristics that are found in clams? Notable cephalization O Coelomates…

A: Clam is a common name for several kinds of bivalve molluscs. The word is often applied only to those…

Q: Which of the following things is/are true about this organism? has a backbone amniotic egg…

A: The Arctic lamprey, also called as the Japanese river lamprey or Japanese lampern, is a fish that…

Q: Members of Phylum Chordata (Chordates) All of the above All have gills as adults Display gill slits…

A: Chordates are animals which are more complex than others.  They are found in large numbers .

Q: All of these animals catch plankton with feathery things except A. Phoronid B. Ribbon worm C. …

A: A diverse group of organisms present in water that is carried by tides and currents is referred to…

Q: Pisces Osteichthyes (bony fishes) Sarcopterygi (lobe-inned fishes) tomata natha) Tetrapoda Amniota…

A: Lungfish are fresh rhipidistian fish happiness to the order Dipnoi. lungfish are best legendary for…

Q: Annelid anatomy can be described as “a tube withina tube.” Explain.

A: Annelids are a phylum of worms with invertebrates. They are the worms which are segmented, with over…

Q: GIANT SQUID ANAΤΟΜΥ TRUNK EYE FIN SUCKERS HEAD LONG FEEDING TENTACLE TENTACLE

A: INTRODUCTION The Giant Squid (Architeuthis Dux) Belongs To The Architeuthidae Family Of Deep-ocean…

Q: Which of the following is true about polychate worms (Feed using nematocysts/ part of the ecdysozoa/…

A: All animals are classified according to their presence of characteristics such as characters,…

Q: Please choose all the correct statements regarding early chordates. Amphioxus has all four defining…

A: Amphioxus has all four defining chordate characteristics as an adult- This statement is Correct…

Q: Aquatic molluscs have a blood vascular system & metanephridia so they must also possess a…

A: The Mollusca Phylum has over 160,000 species, 90,000 of which are still alive. Some shells were…

Q: Which of the following lack setae:(can be more than 1 nemerteans leeches earthworms polychaetes

A: Setae are frequently employed by insects as a high-surface-area substrate over which a pheromone is…

Q: Clown Fish Coccolithophorids Copepods Giant Kelp • Gray Whale Great White Shark Killer Whale Market…

A:

Q: Which of the following things is/are true about this organism? invertebrate chordate fish Agnathan…

A: The Arctic lamprey is a little fish that can grow to be over 15 inches long but is usually much…

Q: List the characteristics of fishes.

A: The division gnathostomata is divided into two super class , Pisces and tetrapoda .

Q: Pisces Osteichthyes (bony fishes) Sarcopterygii (lobe-finned fishes) mata atha) Tetrapoda Amniota…

A: Monophyletic taxonomic group is one that has Category of organisms descended from one ascendant ,…

Q: All of the following are clades of amphibians EXCEPT O Urodela Apoda Tuataras Anura

A: Amphibians are the kinds of cold blooded and vertebrate animal that can sustain both on land and…

Q: What animal phylum do leeches belong in

A: This phylum incorporates worms with bodies made of sections example....

Q: ILLUSTRATE THIS/ Mollusks are divided into three classes: Class Cephaloda (squids), Class…

A: Mollusks are the soft-bodied invertebrates and are abundant species belonging to the phylum…

Q: invertebrate chordate. Which of the following would ensure that you are indeed looking at a…

A: A vertebrate is an animal with a spinal cord surrounded by cartilage or bone. The word comes from…

Q: Although tunicate larvae have a notochord, adult tunicates do not. The reason for this is; The…

A: Even though Tunicates come under the category of Chordates but they do not have notochord.

Q: Of the following, which includes chordates that are NOT vertebrates? O Myxini Echinodermata…

A: Answer : Option A & D are correct :  Myxini & Urochordata

Q: Nematodes differ from annelids in that they are segmented. they are triploblastic. they have a…

A: Nematodes are found in a variety of environments, such as soil, marine, and freshwater, and various…

Q: Which of the following is/are true of Nemertea partitioned coelom. eversible proboscis Orhynchocoel…

A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…

Q: Members of the phylum Platyhelminthes have two body forms: free-swimming medusa and stationary…

A: The phylum Platyhelminths includes the soft bodies worms that are bilateral and unsegmented…

Q: Annelids (include leeches, earthworms and polychaete worms/ use their coeloms as hydrostatic…

A: Annelida is a group of segmented worms. They have a long and segmented body. Annelids are…

Q: Vinegar eels describe their movement and describe its movement of earthworm

A: The earthworm is a terrestrial invertebrate that belongs to the phylum known as Annelida. They…

Q: Nephridia are found in     jawless fishes.     lancelets.     annelids.     cephalopods.…

A: Nephridia is an excretory organ which is found in many of the invertebrates, it is just a tubular…

Q: make an 500 words of rationalization of bony fishes

A: Given:  rationalization of bony fishes.

Q: research introduction about Chondrichthyes - Cartilaginous fishes

A: Phylum Pisces bifurcated into two  1.osteichthyes --- bony fishes  2.Chondrichthyes -- cartilagious…

Q: List two characteristics, which help us to distinguish Nematodes from Annelids.

A: Invertebrates  Invertebrates are animals that do not have vertebral column. Ex- annelida, molluscs,…

Q: Which statement is false according to the tree below? Hagfishes athans Lampreys • Cartilaginous…

A: The  false statement according to the tree diagram is Turtles are more closely related to tuataras…

Q: Coelom formation in Deuterostomes is ____________ whereas in Protostomes is _____________.

A: Metazoans are classified into deuterostomes and protostomes due to their different embryonic…

Q: Leeches are members of the phylum _ in the clade of bilaterally symmetric animals called _…

A: Leeches are ectoparasites and do not possess any parapodia or setae. They have a peculiar connective…

Q: Compare and contrast the three "worm" phyla (Platyhelminthes, Nematoda and Annelida).

A: Worms refer to the animals that have characteristically cylindrical long body devoid of limbs and…

Q: It makes a comparison between annelids (segmented worms) and nematodes (roundworms). It establishes…

A: Nematods and annelida both are the bilaterally symmetrical organisms witu organ system level of…

Marine Evolution

Marine habitat is less explored, and hence, its biological diversity is far less known. The marine habitats are not constant due to their shifting nature, while the terrestrial habitats are more stable. Marine biology is the science that deals with the study of diverse marine species, their interactions, and behavioral characteristics.