这个词是什么意思？
The relationship between the chemical structure of a compound and its biological or pharmacological activity. Compounds are often classed together because they have structural characteristics in common including shape, size, stereochemical arrangement, and distribution of functional groups.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D013329 · MeSH 2026。
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