Chat with AIExam 32: An Overview of Animal Diversity
Exam 1: Introduction: Evolution and Themes of Biology70 Questions
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Exam 22: Descent With Modification: a Darwinian View of Life63 Questions
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Exam 27: Bacteria and Archaea86 Questions
Exam 28: Protists84 Questions
Exam 29: Plant Diversity I: How Plants Colonized Land82 Questions
Exam 30: Plant Diversity Ii: the Evolution of Seed Plants110 Questions
Exam 31: Fungi97 Questions
Exam 32: An Overview of Animal Diversity82 Questions
Exam 33: An Introduction to Invertebrates101 Questions
Exam 34: The Origin and Evolution of Vertebrates117 Questions
Exam 35: Plant Structure, Growth, and Development75 Questions
Exam 36: Resource Acquisition and Transport in Vascular Plants89 Questions
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Exam 38: Angiosperm Reproduction and Biotechnology94 Questions
Exam 39: Plant Responses to Internal and External Signals116 Questions
Exam 40: Basic Principles of Animal Form and Function86 Questions
Exam 41: Animal Nutrition73 Questions
Exam 42: Circulation and Gas Exchange100 Questions
Exam 43: The Immune System110 Questions
Exam 44: Osmoregulation and Excretion79 Questions
Exam 45: Hormones and the Endocrine System82 Questions
Exam 46: Animal Reproduction104 Questions
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Exam 48: Neurons, Synapses, and Signalling81 Questions
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The most ancient branch point in animal phylogeny is that between having
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(35) Which of these, if true, would support the claim that the ancestral cnidarians had bilateral symmetry? 1. Cnidarian larvae possess anterior-posterior, left-right, and dorsal-ventral aspects.
2. Cnidarians have fewer Hox genes than bilaterians.
3. All extant cnidarians, including Nematostella, are diploblastic.
4. β-catenin turns out to be essential for gastrulation in all animals in which it occurs.
5. All cnidarians are acoelomate.
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