CAMPBELL BIO&VALPK A/C MAST PKG
9th Edition
ISBN: 9780134784434
Author: TAYLOR & SIMON
Publisher: PEARSON
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Textbook Question
Chapter 18, Problem 14TYK
Closest relatives of chordates
a. annelids
b. nematodes
c. sponges
d. arthropods
e.
f. cnidarians
g. molluscs
h. echinoderms
i. chordates
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Unlike Archaeopteryx, modern birds have_______ . a. a long bony tail c. a two-chambered heart b. a toothless beak d. feathers
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D. A and B only
E. A,B, and C only
Chapter 18 Solutions
CAMPBELL BIO&VALPK A/C MAST PKG
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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- Reptiles, including birds, belong to one major lineage of amniotes, and________ belong to another. a. sharks c. mammals b. frogs and toads d. salamandersarrow_forwardA divergence from ________ gave rise to tetrapods. a. ray-finned fishes c. cartilaginous fishes b. lizards d. lobe-finned fishesarrow_forwardThe closest modern relatives of birds are ________. a. crocodilians b. mammals c. turtles d. lizardsarrow_forward
- Members of Chondrichthyes differ from members of Osteichthyes by having a _______. a. jaw b. bony skeleton c. cartilaginous skeleton d. two sets of paired finsarrow_forwardEchinoderms in their larval state have ______. a. triangular symmetry b. radial symmetry c. hexagonal symmetry d. bilateral symmetryarrow_forwardSegmentation, first seen in annelids, allows evolutionary advantages bya. allowing more fluid movement for less energy expense.b. specialization of segments to carry out different functions.c. allowing coelom development.d. concentrating sensory and nervous tissues and organs in the direction of motion.arrow_forward
- Select 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_forwardWhich of the following is NOT a characteristic of annelids? A.they have a closed circulatory system B.they reproduce through sexual reproduction C.there are both male and female earthworms D.they are able to sense vibrations in the groundarrow_forwardReptiles are much more extensively adapted to life on land than amphibians because reptiles a. have a complete digestive tract. b. lay eggs that are enclosed in shells. c. are endothermic. d. go through a larval stage.arrow_forward
- 2- Inarticulate brachiopods: a) are extinct because they were unable to communicate b) have a radically different kind of pedicle c) have shells which are made of chitin and phosphate d) lack any form of moutharrow_forwardThe closest living relatives of hagfishes are_____ . a. snakes c. lampreys b. sharks d. placodermsarrow_forwardWhich of the following is a defining trait found in chordate embryos? a. limb buds b. a coelom c. a pseudocoelom d. gill slits e. a larval stagearrow_forward
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