Q: Is scoliodon a shark?
A: Elasmobranchii is a subclass of cartilaginous fishes that have five to seven laterals to ventral…
Q: Define about metamorphosis ?
A: Answer: Introduction: The initial insect types presented by growth called as ametabolism and the…
Q: What are the advantages and disadvantages of having a Moist, permeable skin in amphibians?
A: ANSWER;- advantages;- Most amphibians have thin skin that is very permeable (allowing fluids and…
Q: Give the literal meaning of the name Gymnophiona. What animals are included in this amphibian order,…
A: Gymnophiona is an order species which comes under class amphibian, which in turn comes under phylum…
Q: How do the legs of different reptiles vary in number, size, and function?
A: Reptiles are evolved from amphibians. They belong to the kingdom Animalia and phylum Chordata. More…
Q: What genetic changes led to the increasing complexity of the arthropod body plan?
A: Answer- Arthropods are among the most adapted phyla on the planet. There are many factors…
Q: What does metamorphosis mean
A: Metamorphosis involves the reactivation of the genes allowing the cells to change from one type to…
Q: Do amphibians have amniotic eggs?
A: No amphibians does not have amniotic eggs.
Q: What are invertebrates.
A: Invertebrates are animals that need of not develop a vertebral column. They are developed from…
Q: How does the foot of a bivalve differ from the foot of a cephalopod, or the foot of a snail? In what…
A: Bivalve Foot - The bivalve foot is one singular mass. It do not have a flat creeping sole but is…
Q: What is the evolutionary relationship of Neanderthals to Homo sapiens?
A: While a modern human who lived about 40,000 years ago was found to have about 6-9 percent…
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: How does juvenile hormone affect metamorphosis in insects?
A: Hormones are defined as chemical messengers that are secreted or released directly into the…
Q: What are the features of a typical amphibian?
A: they are the vertebrates they live on both land and water they came into existence in the Devonian…
Q: What advantages might amphibians gain from their “double life”?
A: Amphibians are vertebrates that can inhabit both terrestrial and aquatic environments. This term is…
Q: What are Bony Fishes ?
A: Fishes can also be classified into two types based on the type of skeletons ,they are Osteichthyes…
Q: Which morphological features must change to produce an unsegmented body cavity?
A: It has been observed that the three segmental groups are Ecdysozoa, Lophotrochozoa and vertebrata by…
Q: What is the biggest turtle in North America?
A: Turtles are reptiles of the order Testudines characterized by a special bony or cartilaginous shell…
Q: Define metamorphosis.
A: Tadpole could never become frogs if metamorphosis did not occur, and larvae could not be capable of…
Q: What sarcoptergians or lungfish (if any) are related to amphibians?
A: Ans. In the superclass Tetrapoda ("four limbs"), the vertebrate community that has left the Sea for…
Q: Which period is known as “Age of amphibians”?
A: Amphibians are the first animal to attempt transition from aquatic to Terrestrial life. From…
Q: how many million years ago did amphibians appear?
A: Amphibians are cold-blooded vertebrate tetrapods. The class amphibia comprises frogs, caecilians,…
Q: what is the major difference between turtles and tortoise?
A: The domain Eukarya includes the kingdom Animalia. All animals are classified under the kingdom…
Q: Why are external skeletons important for soft-bodied invertebrates?
A: Skeleton is the robust structure exhibited in the organism which act as scaffold for the body.…
Q: How is it that the insects form legs only in their three thoracic segments and have no legs on their…
A: Arthropods are animals with jointed appendages that account for more than 90% of all animals in the…
Q: Compared to amphibianswhat are the two reproductivenovelties of beings of the classReptilia for the…
A: The reptiles are the vertebrates that are included in the tetrapod groups. The reptiles adapt…
Q: How do amphibians undergo metamorphosis
A: Metamorphosis in amphibians is the transformation of the larva to a miniature adult replicate, and…
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: Do amphibians have directdevelopment?
A: Development process involves the growth of a multicellular organism and also increases the…
Q: Are the bones as solid and hard at the ends as in the middle of the shaft? What unusual…
A:
Q: How are marine reptiles and marine birds similar?
A: Reptiles and birds are known to reside on land, but over time they have developed specific traits…
Q: What is metamorphosis?
A: The amphibians and the amniotes eventually evolved from the early tetrapods. Amphibians undergo…
Q: How is the skeleton of a sea urchin like the skeleton of a lobster? How is it different?
A: Higher invertebrates phyla consist of animals taking Higher positions in the phylogenetic tree of…
Q: what type of scales do bony fish and Lancets have?
A: Lancet fish, both of two types of broadly dispersed, deepwater marine fish of the class Alepisaurus…
Q: Which of the derived characteristics came into existence before the bony shell?
A: Cladogram is a diagrammatic representation which correlates the evolutionary relationships among…
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: How many years ago did amphibians appear?
A: The amphibians are ectothermic, tetrapod vertebrates of the class Amphibia. The different species…
Q: What is present on the feet of birds which provides more evidence for their evolution from reptiles…
A: Archaeopteryx lithographica is one of the first birds that is considered as the missing link between…
Q: Write down the feature of naja and reptiles?
A: Reptiles are a group of cold-blooded animals which have skins covered with small hard plates called…
Q: What is dinosaur
A: Introduction Reptiles are animals belonging to the Reptilia class, a paraphyletic grouping that…
Q: Which one of these is better adapted to life on land - amphibians or reptiles? Explain.
A: Reptiles and amphibians can live on land. But amphibians can also live on water because there…
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: What are the similarities and differences between insects that go through com- plete metamorphosis…
A: The vast majority of people are acquainted with complete metamorphosis in childhood as a butterfly…
Q: What type of body symmetry does this creature have?
A: The correct Answer is Option D . Bilateral Symmetry .
Q: How does the arrangement of skeletal structures differ in sea urchins, sea stars, and brittle stars?…
A: Sea urchins have five-fold symmetry,
Which animal does not undergo metamorphosis?
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- Pharyngeal slits are which of the following? Question 24 options: a) Openings in the pharynx. In aquatic chordates they allow for exit of water that enters the mouth. b) Elongations of the posterior portion of the body. Use for locomotion in fish, or balance in some terrestrial vertebrates. c) Flexible, rod-shaped structures that grows from mesoderm. Gives support to an animal in embryonic development of chordates or for entire life depending on the species. d) Tissues that produces thyroid type hormones. e) Hollow tubes that develops from ectoderm. Develops into the central nervous system.How do amphibians undergo metamorphosis?What are two external structures of the frogs in the picture? How do they help the frogs survive?
- Which of the following does not occur? a. radially symmetrical diploblast b. diploblastic eucoelomate c. protostomic coelomate d. bilaterally symmetrical deuterostomeHow does juvenile hormone affect metamorphosis in insects?Mrs. Robinson is comparing the embryos of parrot fish and salamanders. Although the adult organisms look very different, the embryos follow similar developmental patterns. What does this similarity suggest?