1. Draw an annotated diagram of an earthworm (one external picture and one internal picture), making sure to identify/label and clearly show the following: head, setae, accessory hearts, heart, digestive tract (including mouth, crop, gizzard, stomach, intestine, anus), gizzard, seminal vesicles, brain, clitellum, muscles, ovary, and blood vessels.

1. Draw an annotated diagram of an earthworm (one external picture and one internal picture), making sure to identify/label and clearly show the following: head, setae, accessory hearts, heart, digestive tract (including mouth, crop, gizzard, stomach, intestine, anus), gizzard, seminal vesicles, brain, clitellum, muscles, ovary, and blood vessels.

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter31: Animal Phylogeny, Acoelomates, And Protostomes

Section: Chapter Questions

Problem 10TYK: What is the major morphological innovation seen in annelid worms? a. a complete digestive system b....

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