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与"germ ring"相近的词条

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• germ-plasm theory
• germ plasma theory
• germ pore
• germ positive cell
• germ ridge
• germ ring
• germ slit
• germ sporangium
• germ theory
• germ tooth
• germ track、germ-track
• germ tube
• germ tube identification test
• germ vesicle
• germ wall
• germ warfare

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