The world of biology

The world of biology

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6- Label the diagram: Study guide Fig. 7-2 7. Describe the digestive system in Planaria: 8. For what functions does the Planaria depend upon diffusion? 9. How does Planaria reproduce? 10. Label the diagram of Ascaris on page 136. 11.

Title:The world of biology
Author:P. William Davis, Eldra Pearl Solomon
Publisher: - 1979


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