WebAlmost all bilaterian animals belong to either of these clades: ___and ___. deuterostome, protostomes. The phylum Arthropoda is unique in that it contains more ___than any other phylum. species. A(n) ___is an individual that is capable of producing both sperm and eggs. ... Squid, octopuses, chitons, snails, clams, and oysters are all members of ... WebBiology Exam 4. A. the mass extinction of dinosaurs. B. the origination of all major phyla of animals. C. the development of the first true cell. D. the origination of life. E. the creation of Earth. B. the origination of all major phyla of animals.
Zoology Chapter 16.1 Ebook Flashcards Quizlet
WebVerified answer. anatomy and physiology. Answer the following question to test your understanding of the preceding section: Define absorptive and postabsorptive states. In which state is the body storing excess fuel? In which state is it drawing from these stored fuel reserves? Verified answer. WebExamples: Chiton, Lepidopleurina, etc. Class # 3. Gastropoda: 1. Asymmetrical molluscs with a spirally coiled mantle and a shell of one piece enclosing a corresponding visceral mass. The asymmetry of visceropallium is its fundamental feature. 2. A well-developed head bearing eyes and tentacles are usually present. 3. can nail varnish give you cancer
Chiton Animal Facts Chiton tuberculatus - AZ Animals
WebThe mollusks in class Gastropoda are. single shelled, snails, whelks. Mollusks in class Bivalvia share what characteristics. 2 shells, no head, radula. Examples of mollusks in … WebThe phyla Mollusca and Annelida belong to a clade called the Lophotrochozoa, which also includes the phylum Nemertea, or ribbon worms (Figure 15.3). They are distinct from the Ecdysozoa (nematodes and arthropods) based on evidence from analysis of their DNA, which has changed our views of the relationships among invertebrates. Phylum Mollusca A chiton creeps along slowly on a muscular foot. It has considerable power of adhesion and can cling to rocks very powerfully, like a limpet. Chitons are generally herbivorous grazers, though some are omnivorous and some carnivorous. They eat algae, bryozoans, diatoms, barnacles, and sometimes bacteria by … See more Chitons are marine molluscs of varying size in the class Polyplacophora (/ˌpɒlipləˈkɒfərə/), formerly known as Amphineura. About 940 extant and 430 fossil species are recognized. They are also … See more Shell All chitons bear a protective dorsal shell that is divided into eight articulating aragonite valves embedded in the tough muscular girdle that surrounds the chiton's body. Compared with the single or two-piece shells of … See more Chitons have a relatively good fossil record, stretching back to the Cambrian, with the genus Preacanthochiton, known from fossils found in Late Cambrian deposits in Missouri, being classified as the earliest known polyplacophoran. However, the exact … See more Chitons live worldwide, from cold waters through to the tropics. They live on hard surfaces, such as on or under rocks, or in rock crevices. Some species live … See more Similar to many species of saltwater limpets, several species of chiton are known to exhibit homing behaviours, journeying to feed and then returning to the exact spot they … See more Chitons are eaten in several parts of the world. This includes islands in the Caribbean, such as Trinidad, Tobago, The Bahamas, … See more Chitons were first studied by Carl Linnaeus in his 1758 10th edition of Systema Naturae. Since his description of the first four species, chitons have been variously classified. They … See more fix margins in powerpoint