Loose Leaf For Integrated Principles Of Zoology
18th Edition
ISBN: 9781260411140
Author: Cleveland P Hickman Jr. Emeritus, Susan L. Keen, David J Eisenhour Professor PhD, Allan Larson, Helen I'Anson Associate Professor of Biology
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 18, Problem 18RQ
Summary Introduction
To explain: The way in which the cryptobiosis in tardigrades increase the likelihood of survival.
Introduction: Panarthropoda is the clade of ecdysozoans that combine the extant phyla Arthropoda and two allied phyla Tardigrada and Onychophora. In these taxa, the coelom is reduced and develops into the hemocoel.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Consider the process of organogenesis.
a) Describe how coelom-status impacts the process of organogenesis.
b) How do organs develop and where (in which cavity)? When does this process occur?
What is clasper in scoliodon?
What is the difference between hox genes and segment polarity genes in drosphalia?
Chapter 18 Solutions
Loose Leaf For Integrated Principles Of Zoology
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
- What is trophallaxis? What function(s) does it serve in termites?arrow_forwardWhat are the unifying characteristics of Sardinella tawilis under the following taxonomic ranks: Class - Actinopterygii — Order - Clupeiformes —arrow_forwardwhat is the common adaptation in many nematodes enabling them to survive adverse conditions while awaiting return of more congenial circumstances.arrow_forward
- In Platyhelminthes, what are the advantages/disadvantages of being a parasite? Free living? Why is there an observed loss of organs and structures in parasitic species?arrow_forwardHow does the tapeworm body plan support widespread dissemination of the parasites?arrow_forwardThe osculum of a sponge is entirely blocked by a fungal infection. Predict what will happen. A)The flow of water out of the sponge will decrease. B)Water will be unable to enter the sponge. C)Choanocytes will no longer be able to function. D)Digestion will be prevented from occurring.arrow_forward
- In Hydrozoans such as the Obelia pictured above, what do gastrozooids and gonozooids have in common, and what are their respective functions? They are both medusae; gastrozooids produce polyps via budding, and gonozooids filter particles from the water to feed They are both polyps: gastrozooids filter particles from the water to feed, and gonozooids produce reproductive medusac via budding They are both medusae: gastrozooids filter particles from the water to feed, and gonozooids produce polyps asexually via budding They are both polyps; gastrozooids filter particles from the water to feed, and gonozooids produce additional polyps via asexual buddingarrow_forwardDifferentiate fertilized and unfertilized egg of Ascaris. Differentiate male and female worm of Ancylostoma duodenale.arrow_forwardWhat structures are found in Acanthocephalans which allows them to perform its endoparasitic life? Explainarrow_forward
- a) The cocoon in the earthworm is produced by the b) Most annelids possess tiny bristles called c) The paired appendages used for locomotion in polychaetes are called d) When earthworm mate, the secretes mucus to hold them together.arrow_forwarda) What is the unique characteristic of the prawn? b) State the organ that helps prawn swim. c) What is the process of shedding of chitinous covering by arthropods during growth? d) Why barnacles are classified under crustacean phylum? e) Crustaceans have hard, jointed external skeleton, called anarrow_forwardWhat is a nauplius? What is the difference between direct and indirect development in Crustacea?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you