V2EX cell cycle

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Cell Cycle

释义 Definition

细胞周期：指细胞从一次分裂结束到下一次分裂完成所经历的全过程，包括间期（常分为 G1 期、S 期、G2 期，用于生长与 DNA 复制）和分裂期（M 期，有丝分裂与胞质分裂）。它受“检查点”等机制调控，以确保遗传物质准确传递。

发音 Pronunciation (IPA)

/sl sakl/

例句 Examples

Cells copy their DNA during the cell cycle.
细胞在细胞周期中复制它们的 DNA。

When checkpoints fail, the cell cycle can become uncontrolled, increasing the risk of cancer.
当检查点失效时，细胞周期可能失去控制，从而增加癌症风险。

词源 Etymology

cell 源自拉丁语 cella，原意为“小房间/储藏室”，后来借用来形容“像小隔间一样的基本生命单位”；cycle 源自希腊语 kyklos，意为“圆、轮”，引申为“循环往复的过程”。合起来 cell cycle 就是“细胞的循环过程”。

相关词 Related Words

文献与著作 Literary/Notable Works

Molecular Biology of the Cell（Alberts 等，《细胞的分子生物学》）
Campbell Biology（《坎贝尔生物学》）
The Cell Cycle: Principles of Control（David O. Morgan，《细胞周期：控制原理》）
Leland H. Hartwell、Tim Hunt、Paul M. Nurse 等关于细胞周期调控与检查点的经典研究论文（细胞周期领域的重要里程碑文献）

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