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Questions and Answers
Which phylum is NOT included in the grade Bilateria?
Which phylum is NOT included in the grade Bilateria?
- Mollusca
- Cnidaria (correct)
- Nematoda
- Arthropoda
What type of symmetry do most animals in the grade Bilateria exhibit?
What type of symmetry do most animals in the grade Bilateria exhibit?
- Spherical symmetry
- Asymmetry
- Bilateral symmetry (correct)
- Radial symmetry
What is present at the anterior end of animals in the grade Bilateria?
What is present at the anterior end of animals in the grade Bilateria?
- Radial symmetry
- Distinct posterior end
- Spherical symmetry
- Clearly differentiated head (correct)
What type of animals are included in the grade Bilateria?
What type of animals are included in the grade Bilateria?
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