What is the only difference between a fish and tetrapod

Q: Which of the following animals has a hydraulic skeleton?a. crustaceanb. sea urchinc. sea stard.…

A: Tube feet are also called podia and these are small mobile tubular projections on the oral front of…

Q: Hadrosaur are large and strong looking, couldn’t they at least try to defend themselves from…

A: Introduction :- Hadrosaurs are the animals belongs to the phylum chordata .They have few mechanism…

Q: 42.Ammonites are the dominant form of cephalopod in the Jurassic Select one : True False

A: Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class…

Q: = phylogeny of tetrapods.

A: Synapomorphies is a character or trait that is shared by two or more taxonomic groups and is derived…

Q: View the preserved arthropod specimens available. There will be at least one example of each lineage…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Which of the following are amniotes? Choose all that apply. Fish O Amphibians O Reptiles Birds…

A: This specialised membrane structures of certain tissues formed outside of the body of the embryo…

Q: One difference between the 'fishapod', Tikaalik, and the early tetrapod, Acanthostega, is... Group…

A: Tetrapod development began approximately 400 million years ago in the Devonian Period, with the…

Q: What are description of Tyrannosaurus rex, Giganotosaurus and carcharodontosaurus please don’t tell…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: rodents & sharks ray-finned fish amphibians primates rabbits crocodiles birds hair eggs with shells…

A: A phylogenetic tree, additionally referred to as a phylogeny, is a diagram that depicts the traces…

Q: Scales of modern teleosts differ from the ancestral state in that they _____.     are thicker and…

A: They are the members of actinopterygians.  They are marked by the body rays on their fins.…

Q: Ammonites are the dominant form of cephalopod in the Jurassic Select one : True False

A: Ammonites are the mollusc found in marine environment. They belong to the class Cephalopoda and…

Q: Birds are often referred to as “living dinosaurs.” Is this accurate? Why or why not?

A: A phylogenetic or evolutionary tree is defined as a branching diagram showing or depicting the…

Q: Describe what happened to the dinosaurs.

A: Dinosaurs were the ancient organisms that live on the Earth 66 million years ago. It has been…

Q: What structures did amphibians develop to support the weight of the body against the force of…

A: Amphibians, as their name indicates, are class of organisms that  have adaptations suited for both…

Q: Acrocanthosaurus what is physical description compare to tyrannosaur rex differences of shape, size…

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Q: Which of the following is NOT a tetrapod? Group of answer choices Lungfish Snake Legless lizard…

A: Gnathostomes are group of vertebrates , which have jaws . this division is divided into pisces and…

Q: Hadrosaur is May have been the only _____ dinosaurs

A: Step 1 The Mesozoic era had witnessed both rise and fall of reptiles. A large number of ruling…

Q: For centuries, scientists classified sponges as plants, but now they are classified as animals. What…

A: Animals are classified based on their characteristics. Taxonomy is the science that is used to…

Q: A shark has a _________ skeleton, whereas a tuna has a _________ skeleton.

A: Osteichthyes and Chondrichthyes have classed under superclass Pisces that come under the division…

Q: Features of All Chordates A tail that extends the length of the body and supports it A dorsal,…

A: A chordate is a phylum which contains vertebrates like mammals, birds and some fishes and also…

Q: Tyrannosaurus rex how can they be description of body? Are they muscular body or sturdy or stocky?…

A: Tyrannosaurus is described as the genus of tyrannosaurus therapy dinosaur. This is distributed all…

Q: What character does the term rhizarian indicate about the forams and actinopods?

A: Rhizaria are an ill-defined, species-rich supergroup consists mostly of unicellular eukaryotes.…

Q: 30. Class Aves evolved from Jurassic dinosaurs belonging to which of the following chordate groups?…

A: The birds or the aves were cosidered to be evolved fromthe jurassic dinosaurs of clade Therapoda.…

Q: Evolution of the tetrapod limb was one of the most important events in vertebrate history. Describe…

A: The movement of tetrapods from the marine to the terrestrial environment signifies the evolution of…

Q: What does APODA mean? O A. Without true bone B. Without jaws C. Without teeth. O D. Without legs E.…

A: The term poda is used as a suffix in the name of the class of organisms that have limbs or legs.…

Q: Characterized by a pelvis with the pelvic bones radiating from the center Ichthyosaurs Plesiosaurs…

A: Dinosaurs These are a diverse group of reptiles belonging to the clade Dinosauria. They first…

Q: One difference between reptile skulls and mammal skull is that; Reptiles do not have eye sockets…

A: Skull of reptiles have monocondylic skull, many bones in lower jaws.  Skull of mammal have only one…

Q: How do amphibians undergo metamorphosis

A: Metamorphosis in amphibians is the transformation of the larva to a miniature adult replicate, and…

Q: Which type of animals typically not bilaterally symmetrical and its adult stage Echinoderm Copepod…

A:

Q: How did the following fish groups evolve? a) Agnatha b) Chondrichthyes c) Osteichthyes d)…

A: Although numerous fossil fishes have already been discovered and documented, they only represent a…

Q: What animal is this? nemertean polychaete tardigrade arrow worm phoronid

A: Tardigrade : They are also known as water bears. They are 8 legged microorganisms. They are known to…

Q: examine the morphology and anatomy of starfish.  Notice the ossicles and plates that constitute…

A:

Q: Describe the differences between the two pairs of wings of hexapods (appearance & function).

A: Comparative anatomy is the study of the "similarities and dissimilarities" between various objects.…

Q: Tetrapods evolved from_______ . a. sharks c. lobe-finned fishes b. teleosts d. placoderms

A: All extant and extinct creatures that evolved from the last single ancestor of amphibians, mammals,…

Q: An antorbital fenestra and external mandibular fenestra are synapomorphies of archosaurs true false

A: Need to find whether the given statement is true and not regarding archosaurs.

Q: What phylum is a ray in? Group of answer choices Chondrichthyes Echinodermata Osteichthyes Reptilia…

A: The ray or stingray is a cartilaginous fish that has cartilaginous endoskeleton structure. They are…

Q: Acrocanthosaurus what is physical description compare to tyrannosaur rex differences of shape, size…

A: Acrocanthosaurus In Greek this means "high-spined lizard". It was a very large theropod which…

Q: How is the skeleton of a sea urchin like the skeleton of a lobster? How is it different?    Sea…

A: The multicellular heterotrophic eukaryotic organism without a cell wall are grouped into kingdom…

Q: fossil bird salamander 2. This fossil bird and this living salamander both have tails. However, they…

A: The fossil bird has a very short tail made of just one bone that helps it have a light skeleton for…

Q: All insects have jointed appendages and radula. have exoskeletons or cuticles. undergo complete…

A: The answer is option B - have exoskeletons or cuticles. The insect exoskeleton is the external…

Q: What is dinosaur

A: Introduction  Reptiles are animals belonging to the Reptilia class, a paraphyletic grouping that…

Q: During what era did the dinosaurs become extinct.

A: In evolution, geological time scale is used to identify the evolution of different animals. It uses…

Q: Prestosuchus chiniquensis was a predatory animal from the Triassic Period most closely related to…

A: Prestosuchus is a wiped out ( extinct) family of pseudosuchian in the group Loricata, which…

Q: Match the benefit to the correct chordate adaptation. allows organisms to walk on land [Choose]…

A: Chordates are organism that possess an vertebral column extending from neck to back region.

Q: It can be argued that all tetrapods are a variation of fish. Explain how this could be true

A: Tetrapods descended from a water-dwelling finned creature. This progenitor, however, was not like…

Q: what are three bones that allows frogs to live on land

A: Two bones in the lower Limbs of frog tibia and fibula.

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.