Assertion: diatom's shape | /r/HasProperty | medlin
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Source sentences:
text: However, this concept as applied to diatoms is not foolproof because the size usually diminishes with each cell division and concomitantly as well as its shape and pattern (Medlin and Fryxell 1984; Goldman et al. 1990; Hasle et al. 1994), though there are examples of those diatoms that don’t decrease in size (Rose and Cox 2013).