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Lab_3b-05a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. a sponge gemmule

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1. Identify the structure shown on the slide

2. What is the function of this structure and under what conditions is it produced?

                      Answers

2. A gemmule is a resistant, internal bud.  It is produced  by freshwater sponges during unfavorable periods and can remain dormant until conditions improve.