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Home Q & A Board Biology-Related Homework Help General Biology
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Mira8642 Mira8642
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12 years ago
If you encountered a seafloor formation that you suspected was composed largely of diatom or foraminiferan skeletal material, a diagnostic test to identify foraminiferans would detect which compound?

 

   A. Calcium carbonate.   
 

   B. Carrageenan.   
 

   C. Agar.   
 

   D. Silica.   
 

   E. Chlorophyll a.   


Sydney was interested in cooking with truffles. To what group of organisms do truffles belong?

 

   A. Red algae.   
 

   B. Plants   
 

   C. Fungi.   
 

   D. Foraminiferans.    
 

   E. Sporozoans.   



Some primitive organisms are of major commercial importance as sources of antibiotics such as penicillin. A species of which group would produce penicillin?

 

   A. Ciliates.   
 

   B. Dinoflagellates.   
 

   C. Fungi.   
 

   D. Amebas.   
 

   E. Flagellates.   
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duddyduddy
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