Quiz9_Answers

Quiz9_Answers - Quiz 9 1 Which of the following organisms...

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Quiz 9 1. Which of the following organisms exhibit radial symmetry? a. Sea anemones b. Lobsters c. Humans d. Dolphins 2. The Cambrian explosion is associated with the _____________ Era. a. Mesozoic b. Paleozoic c. Cenozoic d. Neoproterozoic 3. Triploblastic animals that do not have a body cavity are best described as: a. coelomates b. pseudocoelomates c. acoelomates d. multicoelomates 4. A diploblastic organism has which of the following germ layers? a. ectoderm and endoderm b. ectoderm, endoderm, and mesoderm c. endoderm and mesoderm d. ectoderm and mesoderm 5. The development pattern where the planes of cell division occur diagonal to the vertical axis of the embryo is referred to as: a. determinant cleavage b. radial cleavage c. indeterminate cleavage d. spiral cleavage 6. All animals with true tissues belong to clade: a. Eumetazoa b. Bilateria c. Deuterostomia d. Protostomia 7. Which of the following genes have been used to construct molecular phylogenies?
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This note was uploaded on 03/30/2009 for the course BISC 120Lg taught by Professor 11:00-01:50pm during the Fall '06 term at USC.

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Quiz9_Answers - Quiz 9 1 Which of the following organisms...

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