2004_Lab_10_Invertebrates_II_Classification

2004_Lab_10_Invertebrates_II_Classification - General...

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General Biology Laboratory Manual 1 INVERTEBRATES II OBJECTIVE In this exercise you will have an opportunity to see some of the specimens we have been  talking about in class. GRADING 0-3 wrong    check 3.5 or more wrong  = check minus PROCEDURE With a lab partner and USING YOUR NOTES, answer the following questions  associated with the displays that are set up around the room.  Hand in your lab before you leave. Specimen #1.  Snail. In what  phylum is this specimen classified? Identify structure  a. Name the tissue that produces this specimen’s shell. What type of symmetry does this specimen have? What is the fate of the blastopore in this specimen? What is the name of the food-scraping structure of this organism? Specimen #2.  Picture and shells of assorted molluscs. By comparing with the picture, identify the following shells: a: b: c:
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General Biology Laboratory Manual 2 d: e: Specimen #3.  A picture of the inside of a mussel.  Name the structure this organism uses to push itself around on the sand. Structures #1,2 and 6 are part of one three major body parts characteristic of this phylum.  Name 
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2004_Lab_10_Invertebrates_II_Classification - General...

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