Write a three-paragraph (one page) report on spider silk, including such items as its strength, its composition, and its origins. 

What do the circular muscles do for the movement of the earthworm?

What do the longitudinal muscles do for the movement of the earthworm?

 What structure of the earthworm anchors it to the ground?

What is segmentation?

How does segmentation aid in the earthworm’s movement? 

 Why do you think earthworms is important to farmers and gardeners? 

 Describe your earth worm. Include its length and width. Use centimeters. 

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