i bony present achieved during flight in birds because of the presence of air sacs in some of their bones achieved by jellyfish because of their plate-like shape possible in some fishes that use their fins as hydrofoils when they swim of the above

Q: Bring out the differences between the heart of shark and that of frog?

A: The heart of a shark has two chambers: an atrium or auricle and a ventricle. Deoxygenated blood from…

Q: What is the evolutionary significance of the fifth gill arch of bony fish no longer supporting a…

A: The vast majority of vertebrates belong to the Osteichthyes superclass of bony fishes. Bony…

Q: A cartilaginous fish that has a gill covering and fin rays os a ? Group of answer choices Clown fish…

A: Cartilaginous fishes have skeletons made of cartilage rather than bone . They have paired fins ,…

Q: The cirripedia are used for the purpose of grindng food particles prior to their entry to the…

A: It is an arthropod belonging to the infraclass Cirripedia of the subphylum Crustacea. It is related…

Q: How do of eggs of diapsids differ from those egg of an amphibian? diapsid eggs are smaller and…

A: The correct response to this particular question will be, diapsid eggs have vascularized membranes…

Q: Land snail and slugs use which of the following for gas-exchange? (mark all that apply) the radula…

A: Snails use radula to drill holes in prey or to capture the food from surface. Spiracle is found in…

Q: If a snail had a damaged radula, then that snail; would have no shell Not be able to undergo torsion…

A: Snails are one of the earliest known types of animals in the world. There is evidence that they…

Q: give the function of these shark parts. 1. pectoral fin 2. pelvic fin 3. anal fin 4.…

A: Sharks are excellent swimmers, with streamlined bodies and specialized fins that allow them to move…

Q: Branchial arches of the shark support the gill  pouches and each one consists of five cartilagous…

A: Sharks are a gathering of elasmobranch fish known by a cartilaginous skeleton, five to seven gill…

Q: Which feature is found only in gnathostomes?     both pelvic and pectoral fins or appendages…

A: Gnathostomes are those organism who have jaws in their body. It includes two groups: Pisces: It…

Q: Describe the morphology of radular teeth in the Gastropoda species

A: Introduction  The radula  is the vital feeding organ and also very significant to the majority of…

Q: What characteristics is the ancestor of tetrapods thought to have had? Choose all that apply

A: Tetrapods  Tetrapods are the group of animals that have four legs. It the major group of animal and…

Q: What feature separates the Chondrichthyans (sharks and rays) from the lobed-finned fishes? O some…

A: The class Chondrichthyes has two subclasses: the subclass Elasmobranchii (sharks, beams, skates, and…

Q: Describe amphibian circulation

A: Amphibians as the name suggests they can live on land as well as in water. They are tetrapod…

Q: Fish Skeleton: Label the structures from the manual: 2 = 5 = 9 = 11 = 12 = 13 = 17 = 21 = 23 = 24 =…

A: Labelling 2) Pectoral girdle 5) Pelvic girdle 9) Branchial 11) Dentary 12) low jaw bone 13)…

Q: How does the swim bladder varies in different aquatic environments?

A: The swim bladder or air bladder is an internal gas filled organ that contributes to the ability to…

Q: Despite their multiple adaptations, amphibians are still restricted to moist environments. Which are…

A: Amphibians are tiny vertebrates that require moisture to survive, such as water. Frogs, toads,…

Q: What type of body plan do echinoderms have? (MARK ALL THAT APPLY) Obilateral symmetry O pentaradial…

A: The phylum of invertebrates involving starfish, sea cucumbers, sand dollars, etc is called the…

Q: Which anatomical and physiological characteristics are commonly found in terrestrial, but not…

A: When anuran's enter from aquatic environment to terrestrial environment several physiological and…

Q: What feature(s) separates a shark from a ray-finned fish?

A: Sharks are elasmobranch fish with a cartilaginous skeleton, five to seven gill slits on the sides of…

Q: Which feature of ichthyostega would not have improved its ability to move on land? it had an…

A: Vertebrata is a phylum in which the animals have a vertebrae or vertebral column to support the body…

Q: Discuss how starfish have radial symmetry but yet contain ganglia is due to their ancestors? 2. What…

A: Starfishes belong to kingdom Animalia. Starfishes are placed under the group called Echinoderms…

Q: Describe the functions of the structures of the sharks. What is the feeding strategy of the shark,…

A: There are almost 500 species of sharks in the ocean. Mostly all songs are having a similar kind of…

Q: Animals that have a coelom; Are animals that lack a body cavity Are animals that lack a complete…

A: Answer) Animals that have a coelom are animals that have a true body cavity. Coelom: It is the…

Q: Fins of a bony fish are flexible and diverse in shape. Describe the location of a fin present in…

A: Bony fish belong to the class Osteichthyes under the Kingdom Animalia, which are present in almost…

Q: Endoskeletons of skates, rays, and sharks are made up mostly of:

A: Endoskeleton An endoskeleton is located within the body's interior; it furnishes structural support…

Q: Crustaceans, like annelids, are segmented animals. But crustaceans unlike annelids have tagmata.…

A: Advantage:  The segmentation of annelids is highly adaptive, it allows more efficient movement.…

Q: Describe how the leg structure of the crayfish is modified to compensate for the limited motion of a…

A: Crayfish: The clade Astacidea, which also includes lobsters, includes crayfish, which are freshwater…

Q: what is transverse septum in sharks? is it analogous to diaphram if not that what is the specific…

A: A transverse vaginal septum is when there is a fence of tissue riding horizontally across the…

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.