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acyl group
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reed
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lax
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acid-base indicator
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moderate
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foundation
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cerebral
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easily
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humpback
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acorn barnacle
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conchology
conchology /kɒnˈkɑləʤi/
noun
-
The collection and study of mollusc shells
(
conchology
, shell collecting
)
the collection and study of mollusc shells