Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 31, Problem 10TYK
What is the major morphological innovation seen in annelid worms?
a. a complete
b. image-forming eyes
c. a respiratory system
d. an open circulatory system
e. body segmentation
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Chapter 31 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 31.1 -
1. What characteristics distinguish animals from...Ch. 31.1 - How does the ability of animals to move through...Ch. 31.2 - What is a tissue, and what three primary tissue...Ch. 31.2 - What type of body symmetry do humans have?Ch. 31.2 - What is the functional significance of the coelom?Ch. 31.2 - Prob. 4SBCh. 31.3 - Which major groupings of animals defined on the...Ch. 31.3 - Prob. 2SBCh. 31.4 - Prob. 1SBCh. 31.4 - Prob. 2SB
Ch. 31.5 - Prob. 1SBCh. 31.5 - Prob. 2SBCh. 31.5 - What do ctenophores eat, and how do they collect...Ch. 31.6 - Prob. 1SBCh. 31.6 - Prob. 2SBCh. 31.6 - Prob. 3SBCh. 31.6 - Prob. 4SBCh. 31.7 - Prob. 1SBCh. 31.7 - If an arthropods rigid exoskeleton cannot be...Ch. 31.7 - Prob. 3SBCh. 31.7 - Prob. 4SBCh. 31 - Prob. 1TYKCh. 31 - Prob. 2TYKCh. 31 - Protostomes and deuterostomes typically differ in:...Ch. 31 - Prob. 4TYKCh. 31 - Which organ system is absent in flatworms (phylum...Ch. 31 - Prob. 6TYKCh. 31 - Prob. 7TYKCh. 31 - Which body region of an insect bears the walking...Ch. 31 - Prob. 9TYKCh. 31 - What is the major morphological innovation seen in...Ch. 31 - Prob. 11TYKCh. 31 - Prob. 12TYKCh. 31 - Discuss Concepts What are the relative advantages...Ch. 31 - Prob. 14TYKCh. 31 - Prob. 15TYKCh. 31 - Prob. 16TYKCh. 31 - Prob. 1ITD
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- All chordates have a _______ as embryos. a. backbone b. jaws c. notochord d. kidneysarrow_forwardWhich group of flatworms are primarily external parasites of fish? a. monogeneans b. trematodes c. cestodes d. turbellariansarrow_forwardEchinoderms in their larval state have ______. a. triangular symmetry b. radial symmetry c. hexagonal symmetry d. bilateral symmetryarrow_forward
- Cubozoans are______. a. polyps b. medusoids c. polymorphs d. spongesarrow_forwardWhy are plesiadapiforms most likely the earliest primate ancestors? A. They do not have a postorbital bar or plate B. Their eyes are forward-facing C. They have grasping fingers D. They have clawsarrow_forwardexamine the morphology of a millipede and a butterfly. What characters do they share? Notice how their bodies are divided into several specialized regions called tagmata. How did tagmatization contribute to the diversity of arthropods?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_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_forwardWater strider is a representative specimen of Hemiptera, which one is NOT their trait? a. The wings are overlapping when folded back. b. It is composed of the true bugs. c. The mouth parts are design for grasping and grinding. d. They have a hemimetabolous larval development.arrow_forward
- During a survey you spot a soft bodied animal enclosed in a two-piece shell. How can you determine whether this animal is a bivalve mollusk or brachiopod? A) give one unique trait that would allow you to identify the organism as a member of class bivalvia? B) give one unique trait that would allow you to identify the organism as a brachiopodarrow_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_forwardHow does segmentation enhance annelid locomotion? a. Segmentation creates repeating body structures so the entire organism functions in synchrony. b. Segmentation allows specialization of different body regions. c. Neural segmentation allows annelids to localize sensations. d. Muscle contractions can be localized to specific regions of the body to coordinate movement.arrow_forward
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