Campbell Biology:conc.(ll)-w/access
9th Edition
ISBN: 9780134784427
Author: Reece
Publisher: PEARSON
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Chapter 18, Problem 20TYK
A marine biologist has dredged up an unknown animal from the seafloor. Describe some of the characteristics that could be used to determine the animal phylum to which the creature should be assigned.
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Imagine that you are a marine biologist. As part of your exploration, you dredge up an unknown animal from the seafloor. Describe some of the characteristics you should look at to determine the phylum to which the creature should be assigned.
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Write an essay to describe the phylum Arthropoda, their relationship to other animal phyla and their diversity, including their unique characters. Use appropriate examples to illustrate your descriptions.
Chapter 18 Solutions
Campbell Biology:conc.(ll)-w/access
Ch. 18 - Prob. 1CCCh. 18 - Identify the pattern of embryonic development...Ch. 18 - Bilateral symmetry in animals is best correlated...Ch. 18 - Jon found an organism in a pond, and he thinks its...Ch. 18 - Which of the following groupings includes the...Ch. 18 - Which of the following animal groups does not have...Ch. 18 - Prob. 7TYKCh. 18 - Prob. 8TYKCh. 18 - Prob. 9TYKCh. 18 - Prob. 10TYK
Ch. 18 - The simplest animal group a. annelids b. nematodes...Ch. 18 - Prob. 12TYKCh. 18 - Largest phylum of all a. annelids b. nematodes c....Ch. 18 - Closest relatives of chordates a. annelids b....Ch. 18 - Prob. 15TYKCh. 18 - Prob. 17TYKCh. 18 - Name two phyla of animals that are radially...Ch. 18 - One of the key characteristics of arthropods is...Ch. 18 - A marine biologist has dredged up an unknown...Ch. 18 - SCIENTIFIC THINKING In one of the experiments...
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- Construct a dichotomous key to the classesof vertebrates using the table of characteristics below.arrow_forwardYou discover a new species of animal that has hair and three inner ear bones. What class would you put it in? Group of answer choices A. Aves B. Mammalia C. Arachnida D. Osteichthyes E. Chordataarrow_forwardGive 2 examples of animals characters each thank you if possible in phylum chordataarrow_forward
- Suppose you find an animal that has a lateral line and a skeleton made out of cartilage. What class would you put it in? Group of answer choices A. Reptilia B. Amphibia C. Chondrichthyes D. Osteichthyes E. Mammaliaarrow_forwardDescribe four different uses for thoracic appendages seen in different crustaceans. Use specific examples (name the corresponding taxonomic group). Relate the morphology of the appendage to its function.arrow_forwardSuppose you discover a new species of animal that does not have body segments, but is triploblastic, coelomate, and cephalized. Under the molecular phylogenetic scheme, you would allocate it to which phylum? A)Platyhelminthes. B)Arthropoda. C)Nematoda. D)Mollusca. E)Echinodermata.arrow_forward
- BIOLOGY: Major Animal Phyla After examining the different specimens, construct a dichotomous key to the different phyla. 1. Develop a DICHOTOMOUS KEY to the CLASSES of Phylum ECHINODERMATA: Class Asteroidea (specimen: Linkia (blue sea star)), Class Ophiuroidea (specimen: Ophiotrix (brittle star)), Class Echinoidea (specimen: Diadema (black sea urchin)), & Class Holothuroidea (specimen: Holothuria (sea cucumber)) 2. Develop a DICHOTOMOUS KEY to the CLASSES of Subphylum VERTEBRATA; Class Amphibia (specimen: Rhinella marina (toad)), Class Reptilia (specimen: Coura amboinensis (turtle), Hemidactylus (house lizard), Elaphe erythrura (snake)), Class Aves (specimen: Gallus gallus (chicken)), Class Mammalia (specimen: Homo sapiens (human))arrow_forwardIn the rainforest you discover a new species that is terrestrial, has determinate development, molts during its lifetime, and possesses jointed appendages. To which phylum of animals should it be assigned?arrow_forwardFill in the missing table and construct a cladogram for the group Character A-outgroup Amphioxus Crocodile Shark Dog Notochord Vertebrae Jaws Limbs Furarrow_forward
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