Which section of a research paper should describe experimental procedures?
答案解析
**Core concept**: Academic writing structure (写作格式规范)
**Analysis**: The methodology section details research procedures.
**Correct answer**: B. Methodology explicitly describes experimental processes.
**Error analysis**: A. Introduction presents background; C. Results show findings; D. Discussion interprets results.
**Memory tip**: IMRaD structure order: Introduction-Methods-Results-Discussion.
正确答案：B