What Do Aquatic Groups Ranging from Foraminifera,to Corals,to Bivalve Mollusks

question 32

Multiple Choice

What do aquatic groups ranging from foraminifera,to corals,to bivalve mollusks require in order to build their hard parts?  

• A) Oxalic acid
• B) Potassium carbonate
• C) Protein
• D) Calcium carbonate
• E) Iron oxide

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