1. A bivalve mollusc shell,
exterior view
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2. Interior of the mollusc
shell seen above
|
3.
Another bivalve shell, exterior view
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4. Interior view of the bivalve
shell above
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Both the shells seen above have been modified on the sea floor, since the death of the bivalves.
Examine the shells, and list the processes which may have been responsible for these modifications.
Page © ; last updated 29 July, 2002