How does the foot of a bivalve differ from the foot of a cephalopod, or the foot of a snail? In what ways do these differences reflect specific adaptations for each animal to its unique lifestyle?

Q: three examples of species of cnidarians

A: Cnidarians are distinguished from all other animals by having cnidocytes that fire harpoon like…

Q: name and describe the craniates that are not vertebrates?

A: Vertebrates are known as craniates because of the presence of a skull or cranium. Craniata includes…

Q: What structures of chelicerates are analogous to the antennae of chilopods (centipedes) and other…

A: Introduction: Chelicerates fall under the category of arthropods and consists of scorpions, spiders,…

Q: What type of symmetry do the Echinoderms have? Do they have this type of symmetry their entire…

A: Echinoderms or spiny skinned animals belong to the phylum Echinodermata. They are marineand…

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: How does the foot of a bivalve differ from that of snails or chitons?

A: Limpets or Notoacmea, Collisella are known as small, cone-shaped shells found on the rocks…

Q: How are wings and exoskeletons adaptive advantages in terms of the body structure of insects?

A: In this question, we have to mention the adaptive advantage of wings and exoskeleton in the insects.

Q: Which other phylum of the animal kingdom present species with exoskeleton?

A: Exoskeleton is present on the outer surface of the body as a covering which provides the protection…

Q: How are the valves of a brachiopod oriented in terms of the dorsalventral axis?

A: Brachiopods belong to the Phylum Brachiopoda, which is a monophyletic group. These organisms are…

Q: What are three shared features of vertebrates (other than those that are shared because they are…

A: BASIC INFORMATION ANIMAL KINGDOM  It is among one of the five kingdom classified by R.H. Whittaker.…

Q: How are a fish’s and a bird’s skeletons similar in structure andfunction?

A: Introduction: Fish belong to phylum Chordata and is a marine living creature. However, birds also…

Q: Are there economically important species of hexapods and myriapods?    What is their overall…

A: Hexapods  They are the six legged animals such as butterfly, bees, housefly etc.

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: Why does the larval stages of insects exhibit a softer and thinner exoskeleton than their adult…

A: A newly synthesized exoskeleton is usually more soft and flexible and as the larva becomes adult,…

Q: How are the three main arthropod classes characterized according to the presence of wings?

A: Arthropods are the largest phylum in the animal kingdom and is an invertebrate animal characterized…

Q: What features of typical amphibians prevent them from living entirely on land?

A: Amphibians are the organisms which are vertebrates as they possess distinct backbone. They live…

Q: Are the chelicerae of horseshoe crabs homologous or analogous to (1) scorpion pedipalps? (2)…

A: Horseshoe crabs are present in the cephalothorax region. It has walking legs which are the modified…

Q: What features of a hydrostatic skeleton do Sponges, Cnidarians, Nematodes, Annelids, and Arthropods…

A: The most frequent skeletal system for movement and support in animals is the hydrostatic skeleton.…

Q: Which animal does not undergo metamorphosis?

A: Metamorphosis is a biological process in which an animal goes through various continuous physical…

Q: Describe the advantages and disadvantages of thearthropod exoskeleton.

A: The largest phylum of the animal kingdom is Arthropoda that possesses a hard, tough external shell…

Q: Do octopus and squids have exoskeleton?

A: An exoskeleton is an outer cover present on the body of an animal. In most of the animals it is made…

Q: What are the five classes of vertebrates? To which of these do human beings belong?

A: Vertebrates: These are those organisms that have a spinal cord and it is surrounded by bone or…

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: What phylum is considered to be the arthropod's closest relative? What major characteristics do…

A: Arthropods are invertebrates that have legs with joints. They account for around 75% of all animal…

Q: How does the lifestyle of a gastropod differ from that of a cephalopod?Identify adaptations that…

A: To describe: The way in which the lifestyle of a gastropod differs from that of a cephalopod.…

Q: What differences in morphology among Osteolepiformes (Eusthenopteron), Tiktaalik, and Ichthyostega.…

A: Osteolepiforme- Long and slender, with posterior fins set far back and a long mouth lined with…

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: Question: All members of Chordata have true vertebrae.   True or False?

A: Animalia is the most advanced and complex kingdom among all the other kingdoms. The body has tissue…

Q: How do the skin and respiratory systems of amniotes differ from those of their early tetrapod…

A: Amniotes belongs to the kingdom Animalia and phylum Chordata. They belong to the clade of tetrapod…

Q: What are the characteristics of a female mud crab ( Scylla serrate) on its third maxillipeds?

A: Mouthparts consist of maxillae, mandibles,labium ,labrum and hypopharynx.there mouth is…

Q: What are the differences between vertebrates and the other chordates?

A: Organisms are divided into two categories- Vertebrates and Chordates. Vertebrates have vertebral…

Q: How can the endoskeleton of echinoderms be characterized in comparison to analogous structures…

A:

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: Brachiopods superficially resemble bivalve molluscs, such as clams. How would you explain the…

A: brachiopods are marine invertebrates that comprises the lamp shells. They are places in phylum…

Q: How would you distinguish pelycosaurs, early therapsids, cynodonts and mammals?

A: Answer of the question given below...

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: 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: What functional problem results from torsion? How have gastropods evolved to avoid this problem?

A: The shell is first formed in the veliger larval stages of gastropods. This larval stage has two…

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: What is a radula and what is its function?  What is a mantle and what is its function

A: Given: Need to define radula and it's function Need to define mantle with it's function.

Q: What disadvantages associated with having exoskeletons did arthropods have to overcome to allow…

A: Hi, Thanks For Your Question.  Answer : It Required Special Modification For Gaseous Exchange And…

Q: What can be inferred about the evolution of the cranium and vertebral column from examining…

A: Introduction: The evolutionary process can be better understood through developmental biology and…

Q: How does the arrangement of skeletal structures differ in sea urchins, sea stars, and brittle stars?…

A: Sea urchins have five-fold symmetry,

Q: How did the characteristic differences between aquatic and terres-trial environments influence the…

A: The basic differences that animal are required to accommodate while moving from water to land are…

Q: What evolutionary adaption has enable Arthropods to be the most diverse group within the animal…

A: Introduction Any member of the phylum Arthropoda, which includes such known forms as lobsters,…