Answered: Using the examples from the animals you…

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter27: Introduction To Animal Diversity

Section: Chapter Questions

Problem 2VCQ: Figure 27.6 Which of the following statements is false? Eumetazoans have specialized tissues and...

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Question

Using the examples from the animals you have studied in this lab, give the differences between the following phyla:

Echinodermata and planaria
Cnidaria and Porifera
Annelida and Nematoda
Cnidaria and Mollusca
Echinodermata and Chordata

2. Charles a Biology student in California has found at the beach an animal he cannot name. What are some of the questions that he should ask to help determine the phylum of the animal?

Based on the data that you recorded during this lab do you see a relationship between symmetry, cephalization, and number of germ layers?
Can you tell what germ layer appears last?
Name three characteristics or features in the phyla studied that you could tell are ancestral or primitive and three that you may call advance? Explain further?

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