CUSTOM BIOLOGY CONCEPTS & CONNECTIONS
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ISBN: 9781323194188
Author: Campbell
Publisher: Pearson Custom Publishing
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Textbook Question
Chapter 18, Problem 11TYK
The simplest animal group
a. annelids
b. nematodes
c. sponges
d. arthropods
e.
f. cnidarians
g. molluscs
h. echinoderms
i. chordates
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Chapter 18 Solutions
CUSTOM BIOLOGY CONCEPTS & CONNECTIONS
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. 16TYKCh. 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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- Crustaceans are _____. a. ecdysozoans b. nematodes c. arachnids d. parazoansarrow_forwardReptiles, including birds, belong to one major lineage of amniotes, and________ belong to another. a. sharks c. mammals b. frogs and toads d. salamandersarrow_forwardThe closest modern relatives of birds are ________. a. crocodilians b. mammals c. turtles d. lizardsarrow_forward
- Lobe-finned fishes are important because theya. were the first vertebrates.b. were the earliest animals.c. are closely related to tetrapods.d. lack jawsarrow_forwardBivalves, cephalopods, and gastropods are alla. arthropods.b. lophophorans.c. cnidarians.d. annelids.e. molluscs.arrow_forwardSelect all of the following that are true about cephalopods. A)They may be very large and can weigh over 1000 pounds. B)They are very intelligent and are capable of learning by observation. C)They are exclusively herbivorous. D)They have a closed circulatory system E)They lack a shell.arrow_forward
- Which of the following statements about bilaterian animals is false? A. Many bilaterians are invertebrates but some are not. B. All bilaterians are triploblastic (have three germ layers). C. All bilaterians have bilateral symmetry. D. Most bilaterians have tissues but some do not.arrow_forwardArthropods are the first phyla to possess: A)a brain B)an exoskeleton C)a complete digestive system D) an endoskeleton E) gillsarrow_forward______include the only winged invertebrates. a. Cnidarians c. Insects b. Echinoderms d. Crustaceansarrow_forward
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