ウイルスの記事

One criterion proposes that an organism cannot be divided without losing functionality.[6] This basil plant cutting is however developing new adventitious roots from a small bit of stem, forming a new plant.

生物（オーガニズム）の定義とは？生命の境界線と個体の概念を考察する

生物オーガニズム個体ウイルス

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A photomicrograph of a stool that has shigella dysentery. These bacteria typically cause foodborne illness.

病原体とは何か感染症を引き起こす微生物の正体とメカニズム

病原体感染症細菌ウイルス

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