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Paleozoic shells, which do NOT fizz in acid, are probably recrystallized from the original aragonite to calcite (except for echinoderms, which are originally calcite). TRUE FALSE
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Feb 15, 2019
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Paleozoic shells, which do NOT fizz in acid, are probably recrystallized from the original aragonite to calcite (except for echinoderms, which are originally calcite). TRUE FALSE
Biology
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Ralph
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your answer is true!!! :)
Volomike
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Feb 18, 2019
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so so true<><><><><><><
Yatin Deokar
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Feb 21, 2019
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