- isopropylcholestane
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Any of several isopropyl derivatives of cholestane, but especially 24-isopropylcholestane, a biomarker of primitive animals
Wikipedia foundation.
Wikipedia foundation.
Sponge — This article is about the aquatic animal. For the porous cleaning tool, see Sponge (material). For other uses, see Sponge (disambiguation). Sponge Temporal range: Ediacaran–Recent … Wikipedia
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