Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 24, Problem 3MC
Summary Introduction
Introduction:
There are two types of embryological development in bilaterally symmetrical animals “protostome development” and “deuterostome development”.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The epitheliomuscular cells found in cnidarians anticipate the muscular system of more complex
animals. The absence of muscle tissue in cnidarians primarily reflects...
A. The fact that cnidarians are basal metazoans, having specialised cells but lacking tissues
B. The presence of only two germ layers, ectoderm and endoderm, in cnidarian embryos
C. The fact that cnidarians lack a nervous system
D. The sessile lifestyle observed in all cnidarians
E. All of the above explain the absence of muscle tissue in cnidarians
Segmentation, 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.
Annelids have (a): a. pseudocoelom. b. true coelom. c. no coelom. d. none of the above
Chapter 24 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 24.1 - Can you... list the characteristics that...Ch. 24.2 - Prob. 1CYLCh. 24.2 - describe the different types of body symmetry,...Ch. 24.2 - give examples of animal groups with each type of...Ch. 24.2 - Prob. 4CYLCh. 24.3 - Physicians Assistants Another invertebrate animal...Ch. 24.3 - Prob. 1CYLCh. 24.3 - If you have ever accidentally walked into a spider...Ch. 24.3 - Prob. 1TCCh. 24.3 - list some member organisms in each of these...
Ch. 24.3 - Prob. 2TCCh. 24.3 - Prob. 3CYLCh. 24.3 - Prob. 3TCCh. 24.3 - What advantage does a digestive system with two...Ch. 24.3 - Why does pouring sail on a leech harm it?Ch. 24.3 - Prob. 6TCCh. 24.3 - How might insects wings have contributed to their...Ch. 24 - Insects are the largest group of animals on Earth....Ch. 24 - __________ Animals obtain energy by __________;...Ch. 24 - Prob. 1MCCh. 24 - Prob. 1RQCh. 24 - Prob. 2ACCh. 24 - Bilaterally symmetrical animals have __________...Ch. 24 - Prob. 2MCCh. 24 - Prob. 2RQCh. 24 - Animals that have an anterior and posterior end...Ch. 24 - Prob. 3MCCh. 24 - Briefly describe each of the following...Ch. 24 - Lophotrochozoans and ecdysozoans (molting animals)...Ch. 24 - Prob. 4MCCh. 24 - Prob. 4RQCh. 24 - Prob. 5FIBCh. 24 - Prob. 5MCCh. 24 - Prob. 5RQCh. 24 - Three major groups within the mollusks are the...Ch. 24 - Prob. 6RQCh. 24 - Prob. 7FIBCh. 24 - Prob. 7RQCh. 24 - For each of the following distinctive structures,...Ch. 24 - Prob. 8RQ
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following applies to a squid? a. Cephalization c. Complete digestive tract b. True coelom d. All of these are correct.arrow_forwardWhich 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_forwardYou find a flatworm during a field trip and discover that the embryos undergo spiral cleavage. What also must be true of this animal? (can be more than one anwser) E. regulative development B. mosaic development C. it is acoelomate D. All of these A. bilateral symmetryarrow_forward
- A psydocoelomate refers to an animal with a A. functional body cavity lined by tissues derived from mesoderm and endoderm. B. functional body cavity lined by tissues derived only from endoderm. C. functional body cavity lined by tissues derived only from mesoderm. D. body cavity that does not function properlyarrow_forwardA coelomate organism may have which of the following characteristics? a. Circulatory system b. Internal skeleton c. Larger size than a pseudocoelomate d. All of the choices are correct.arrow_forwardTorsion is a unique characteristic of the a. bivalves. b. gastropods. c. chitons. d. cephalopods.arrow_forward
- The larval stage of a cnidarian is known as a a. medusa. b. planula. c. polyp. d. cnidocyte.arrow_forwardAn unidentified animal is noted to possess the following characteristics: triploblastic eucoelomate body a cuticle that is shed via ecdysis To which of the following phyla does this organism belong? Group of answer choices A. Echinodermata B. Annelida C. Arthropoda D. Nematodaarrow_forwardChoose which is FALSE among the following statements about the anatomy of annelids. A. Earthworms have mouth, teeth, pharynx, crop, gizzard, intestines, and anus. B. Species of leeches have either jaws and teeth or proboscis as mechanisms for bloodsucking. C. Leeches have anterior and posterior suckers, being the later as used for attachment only. D. The cirri is for sensory, while the parapodia is for respiration and locomotion. E. Leeches have a fixed number of metameres of 33-34 Choose which is FALSE among the following statements about the reproduction of annelids. A. Fertilization in leeches is internal, while in the oligochaetes is external. B. The seminal receptacles of each earthworm receive the sperm during copulation. C. Clitellum is visible in leeches only during the reproductive period, while absent in the juvenile stage of earthworms. D. Cocoons are produced by the ovaries to house the developing eggs. E. Organisms of…arrow_forward
- Which of the following is not possible? a. radially symmetrical diploblast b. diploblastic eucoelomate c. protostomic coelomate d. bilaterally symmetrical deuterostomearrow_forwardMatch the animal group with its body planarrow_forwardBivalves, cephalopods, and gastropods are alla. arthropods.b. lophophorans.c. cnidarians.d. annelids.e. molluscs.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College