{"id":1211,"date":"2024-02-07T16:40:44","date_gmt":"2024-02-07T07:40:44","guid":{"rendered":"https:\/\/www.rib.okayama-u.ac.jp\/ers\/?p=1211"},"modified":"2024-02-08T10:00:39","modified_gmt":"2024-02-08T01:00:39","slug":"%e3%81%aa%e3%81%9c%e6%b0%97%e5%ad%94%e3%81%8b%ef%bc%9f-why-stomata","status":"publish","type":"post","link":"http:\/\/www.rib.okayama-u.ac.jp\/ers\/whystomata","title":{"rendered":"\u306a\u305c\u6c17\u5b54\u304b\uff1f \/ Why stomata?"},"content":{"rendered":"\n<p><strong>1.1. \u306a\u305c\u6c17\u5b54\u304b\uff1f\u306a\u305c\u6c17\u5b54\u306f\u52d5\u304f\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\uff1f<\/strong><br>\n<strong>\u300c\u690d\u7269\uff0e\u4e0a\u9678\u300d<\/strong><br>\n\u5730\u7403\u306e\u6b74\u53f2\u3092\u3072\u3082\u3068\u304f\u3068\uff0c\u30aa\u30eb\u30c9\u30d3\u30b9\u7d00\uff08\u304a\u3088\u305d\uff14\u5104\uff17\u5343\u4e07\u5e74\u524d\uff09\u306b\u306f\uff0c\u690d\u7269\u306f\u3059\u3067\u306b\u9678\u4e0a\u306b\u4fb5\u51fa\u3057\u305f\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\uff0e\u3053\u306e\u3053\u308d\u306e\u690d\u7269\u306f\u7dad\u7ba1\u675f\u304c\u767a\u9054\u3057\u3066 \u304a\u3089\u305a\uff0c\u6c17\u5b54\u3082\u307e\u3060\u306a\u304b\u3063\u305f\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff0e\u30c7\u30dc\u30f3\u7d00\uff08\uff14\u5104\u5e74\u524d\u304b\u3089\uff13\u5104\u5e74\u524d\u304f\u3089\u3044\uff09\u306b\u306f\u3059\u3067\u306b\u5927\u304d\u306a\u30b7\u30c0\u690d\u7269\u304c\u7e41\u8302\u3057\u3066\u3044\u307e\u3057\u305f\u306e\u3067\uff0c\u3053\u306e\u9803\u307e\u3067 \u306b\u6c17\u5b54\u3068\u3044\u3046\u5927\u4e8b\u306a\u5668\u5b98\u304c\u767a\u9054\u3057\u3066\u3044\u305f\u3068\u8003\u3048\u3089\u308c\u307e\u3059\uff0e\u77f3\u70ad\u7d00\uff08\u304a\u3088\u305d\uff13\u5104\u5e74\u524d\uff09\u306b\u306f\u81a8\u5927\u306a\u91cf\u306e\u5927\u6c17\u4e2d\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u304c\u690d\u7269\uff08\u30b7\u30c0\u690d\u7269\uff09\u306b\u3088\u3063\u3066\u56fa\u5b9a\u3055\u308c\u307e\u3057\u305f\uff0e\u3053\u306e\u3068\u304d\u306b\u56fa\u5b9a\u3055\u308c\u305f\u4e8c\u9178\u5316\u70ad\u7d20\u304b\u3089\u5730\u4e2d\u3067\u77f3\u70ad\u304c\u751f\u3058\u307e\u3057\u305f\uff0e\u3053\u306e\u3088\u3046\u306a\u77f3\u70ad\u304c\uff11\uff18\u4e16\u7d00\u5f8c\u534a\uff08\uff12\u767e\u5e74\u3042\u307e\u308a\u6614\uff09\u304b\u3089\u30a4\u30ae\u30ea\u30b9\u3092\u4e2d\u5fc3\u306b\u59cb\u307e\u3063\u305f\u7523\u696d\u9769\u547d\u3092\u652f\u3048\u308b\u3053\u3068\u306b\u306a\u308b\u308f\u3051\u3067\u3059\uff0e\u6c17\u5b54\u304c\u306a\u3051\u308c\u3070\u690d\u7269\u304c\u5927\u578b\u5316\u3057\uff0c\u81a8\u5927\u306a\u91cf\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u3092\u56fa\u5b9a\u3059\u308b\u3053\u3068\u306f\u306a\u304b\u3063\u305f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff0e\u6642\u7a7a\u3092\u8d85\u3048\u3066\u4eba\u985e\u306f\u6c17\u5b54\u306e \u5927\u3044\u306a\u308b\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u3068\u60f3\u50cf\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u304b\uff1f\u6642\u7a7a\u3092\u8d85\u3048\u305f\uff0c\u6c17\u5b54\u304c\u5f15\u304d\u8d77\u3053\u3057\u305f\u5730\u7403\u306e\u5947\u8de1\uff01\uff1f\u534a\u5206\u5197\u8ac7\u3067\u3059\u304c\uff0c\u307e\u3063\u305f\u304f\u8352\u5510\u7121\u7a3d\u3068\u3044\u3046\u308f\u3051\u3067\u3082\u3042\u308a\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginaryordoviciananimal.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"85\" src=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginaryordoviciananimal.jpg\" alt=\"\" class=\"wp-image-1212\"\/><\/a><\/figure>\n\n\n\n<p>\u30aa\u30eb\u30c9\u30d3\u30b9\u7d00\u306e\u6d77\u4e2d\u306e\u7a7a\u60f3\u4e0a\u306e\u52d5\u7269\u306e\u30a4\u30e1\u30fc\u30b8<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginaryordovicianplants.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"98\" src=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginaryordovicianplants.jpg\" alt=\"\" class=\"wp-image-1213\"\/><\/a><\/figure>\n\n\n\n<p>\u30aa\u30eb\u30c9\u30d3\u30b9\u7d00\u306b\u9678\u4e0a\u306b\u9032\u51fa\u3057\u305f\u7a7a\u60f3\u4e0a\u306e\u82d4\u985e\u306e\u30a4\u30e1\u30fc\u30b8<br>\u30a6\u30ed\u30b3\u30b4\u30b1\u3092\u53c2\u8003\u306b\u3057\u307e\u3057\u305f\uff0e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginarydevonianecosystem.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"110\" src=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/imaginarydevonianecosystem.jpg\" alt=\"\" class=\"wp-image-1214\"\/><\/a><\/figure>\n\n\n\n<p>\u7a7a\u60f3\u4e0a\u306e\u30c7\u30f4\u30a9\u30f3\u7d00\u306e\u69d8\u5b50\uff0e\u4e08\u304c\u9ad8\u304f\uff0c\u6c17\u5b54\u3092\u6301\u3064\u30b7\u30c0\u690d\u7269\u304c\u7e41\u8302\u3059\u308b\uff0e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/kikouandtheindustrialrevolution.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"125\" src=\"https:\/\/www.rib.okayama-u.ac.jp\/ers\/wp-content\/uploads\/2024\/02\/kikouandtheindustrialrevolution.jpg\" alt=\"\" class=\"wp-image-1215\"\/><\/a><\/figure>\n\n\n\n<p>\u690d\u7269\u304c\u56fa\u5b9a\u3057\u305f\u70ad\u7d20\u304b\u3089\u3067\u304d\u305f\u5316\u77f3\u71c3\u6599\uff0e\u305d\u308c\u3092\u71c3\u3084\u3057\u3066\u5229\u7528\u3059\u308b\u4eba\u985e\uff0e<\/p>\n\n\n\n<p>\u305d\u3057\u3066\uff0c\u73fe\u5728\uff0c\u5316\u77f3\u71c3\u6599\u306e\u71c3\u713c\u306b\u3088\u308a\u767a\u751f\u3057\u305f\u4e8c\u9178\u5316\u70ad\u7d20\u306b\u3088\u308a\uff0c\u5927\u6c17\u4e2d\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u6fc3\u5ea6\u304c\u4e0a\u6607\u3057\u3066\u3044\u307e\u3059\uff0e\u5927\u6c17\u4e2d\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u6fc3\u5ea6\u4e0a\u6607\u306b\u3088\u308a\u5730\u7403\u6e29\u6696\u5316\u306e\u554f\u984c\u304c\u751f\u3058\u3066\u3044\u308b\u306e\u306f\u3054\u5b58\u77e5\u306e\u901a\u308a\u3067\u3059\uff0e\u3053\u306e\u554f\u984c\u3092\u3069\u306e\u3088\u3046\u306b\u6349\u3048\u308b\u306e\u304b\u306f\u305d\u308c\u305e\u308c\u3067\u3059\uff0e\u74b0\u5883\u554f\u984c\u306f\u74b0\u5883\u554f\u984c\u3068\u3057\u3066\uff0c\u4e8c\u9178\u5316\u70ad\u7d20\u306b\u307e\u3064\u308f\u308b\u3053\u306e\u4e00\u9023\u306e\u5730\u7403\u79d1\u5b66\u7684\u306a\u51fa\u6765\u4e8b\u306b\u306f\uff0c\u6c17\u5b54\u306e\u7372\u5f97\u304c\u5927\u304d\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n\n\n\n<p><strong>\u300c\u6c17\u5b54\u306e\u7372\u5f97\u300d<\/strong><br> \u82d4\u985e\uff08\u305f\u3044\u308b\u3044\uff09\u306b\u306f\u6c17\u5b54\u304c\u306a\u3044\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u304c\uff0c\u861a\u985e\uff08\u305b\u3093\u308b\u3044\uff09\u306b\u306f\u6c17\u5b54\u304c\u5b58\u5728\u3059\u308b\u4e8b\u304c\u77e5\u3089\u308c\u3066\u304a\u308a\uff0c\u3082\u3061\u308d\u3093\u30b7\u30c0\u690d\u7269\uff0c\u88f8\u5b50\u690d\u7269\uff0c\u88ab\u5b50\u690d\u7269\u306b\u306f\u6c17\u5b54\u304c\u3042\u308a\u307e\u3059\uff0e\u6c17\u5b54\u306e\u91cd\u8981\u306a\u5f79\u5272\u306f\u3072\u3068\u3064\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\uff0c\u306a\u3093\u3068\u3044\u3063\u3066\u3082\u5927\u4e8b\u306a\u306e\u306f\u5149\u5408\u6210\u306b\u5fc5\u8981\u306a\u4e8c\u9178\u5316\u70ad\u7d20\u306e\u53d6\u308a\u8fbc\u307f\u3067\u3059\uff0e\u82d4\u985e\u306f\u30bc\u30cb\u30b4\u30b1\u3068\u30a6\u30ed\u30b3\u30b4\u30b1 \u306e\u4ef2\u9593\u306b\u5206\u985e\u3055\u308c\u308b\u305d\u3046\u3067\u3059\u304c\uff0c\u30bc\u30cb\u30b4\u30b1\u306b\u306f\u6c17\u5ba4\u5b54\u306a\u308b\u30ac\u30b9\u4ea4\u63db\u3092\u3059\u308b\u5668\u5b98\u304c\u3042\u308b\u305d\u3046\u3067\u3059\uff0e <\/p>\n\n\n\n<p>\u6d77\u6c34\u306e\u4e2d\u306f\u91cd\u70ad\u9178\uff08HCO<sub>3<\/sub><sup>\u2013<\/sup>\uff09\u304c\u8c4a\u5bcc\u3042\u308a\u307e\u3059\uff0eCO<sub>2<\/sub>\u306e\u5316\u5b66\u5f62\u614b\u3067\u306f\u3042\u307e\u308a\u5b58\u5728\u3057\u307e\u305b\u3093\u304c\uff0c\u305d\u308c\u3067\u3082\u5149\u5408\u6210\u306b\u5fc5\u8981\u306a\u4e8c\u9178\u5316\u70ad\u7d20\u3092\u5f97\u308b\u306e\u306f\u6bd4\u8f03\u7684\u5bb9\u6613\u3067\u3059\uff0e\u307e\u305f\uff0c\u6d77\u4e2d\u3067\u306f\u4e7e\u71e5\u306e\u5371\u967a\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\uff0e\uff08\u6f6e\u9593\u5e2f (tidal zone)\u3067\u306f\u8a71\u304c\u9055\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff0e\uff09\u3053\u3053\u3067\u306f\u9678\u4e0a\u690d\u7269\u306e\u6c17\u5b54\u306e\u8a71\u3092\u3057\u305f\u3044\u306e\u3067\uff0c\u6d77\u7523\u85fb\u985e (marine algae)\u306e\u5782\u76f4\u5206\u5e03\u306e\u8a71\u306f\u6b62\u3081\u3066\u304a\u304d\u307e\u3057\u3087\u3046\uff0e<\/p>\n\n\n\n<p>\u8a71\u306f\u9678\u4e0a\u690d\u7269\u306b\u623b\u308a\u307e\u3059\uff0e\u9678\u4e0a\u306b\u4e0a\u304c\u3063\u305f\u690d\u7269\u306f\u3059\u3050\u306b\uff0c\u6c34\u74b0\u5883\u304c\u6d77\u6c34\u4e2d\u3068\u6bd4\u3079\u6f64\u6ca2\u3067\u306f\u306a\u3044\u72b6\u6cc1\u306b\u76f4\u9762\u3057\u305f\u3068\u8003\u3048\u3089\u308c\u307e\u3059\uff0e\u307e\u305f\uff0c\u5f53\u6642\u306f\u73fe\u5728\u3068\u6bd4\u3079\u6bd4\u8f03\u306b\u306a \u3089\u306a\u3044\u307b\u3069\uff0c\u7a7a\u6c17\u4e2d\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u6fc3\u5ea6\u304c\u9ad8\u304b\u3063\u305f\u3068\u306f\u3044\u3048\uff0c\u6d77\u6c34\u4e2d\u3068\u306f\u3053\u3068\u306a\u308a\uff0c\u6c17\u76f8\u304b\u3089\u4e8c\u9178\u5316\u70ad\u7d20\u3092\u53d6\u308a\u8fbc\u307e\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\uff0e\u305d\u3053\u3067\uff0c\u9032\u5316\u306e\u904e\u7a0b\u3067\u6c17\u5b54\u3092\u7372\u5f97\u3057\u305f\u3068\u601d\u308f\u308c\u307e\u3059\uff0e\u8fd1\u5e74\u6025\u901f\u306b\uff0c\u6c17\u5b54\u5f62\u6210\u306e\u7814\u7a76\u304c\u9032\u3093\u3067\u3044\u307e\u3059\uff0e\u690d\u7269\u306e\u9678\u4e0a\u9069\u5fdc\u3068\u306e\u95a2\u9023\u3067\u5927\u5909\u8208\u5473\u304c\u3082\u305f\u308c\u307e\u3059\uff0e\u305d\u308c\u3068\u540c\u6642 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\u3044\u307e\u3059\uff0e\u4e8c\u9178\u5316\u70ad\u7d20\u306e\u5438\u53ce\u3068\u6c34\u306e\u640d\u5931\u306b\u306f\uff0c\u305d\u308c\u304c\u3059\u3079\u3066\u3067\u306f\u306a\u3044\u3068\u306f\u3044\u3048\uff0c\u3084\u306f\u308a\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306e\u95a2\u4fc2\u304c\u3042\u308b\u3068\u8003\u3048\u3056\u308b\u3092\u5f97\u307e\u305b\u3093\uff0e\u4e8c\u9178\u5316\u70ad\u7d20\u306f\u6b32\u3057\u3044\u304c\uff0c\u305d\u308c\u3092\u7372\u5f97\u3057\u3088\u3046\u3068\u601d\u3046\u3068\uff0c\u6c34\u3092\u5931\u3046\uff0e\u3053\u306e\u77db\u76fe\u306f\u300c\u9678\u4e0a\u690d\u7269\u306e\u30b8\u30ec\u30f3\u30de\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\uff0e<br> \u3053\u3053\u3067\uff0c\u7591\u554f\u3092\u3082\u3063\u305f\u3072\u3068\u306f\u3044\u307e\u305b\u3093\u304b\uff1f\u3044\u307e\u3069\u304d\uff0c\u6c34\u306f\u901a\u3055\u306a\u3044\u304c\u6c34\u84b8\u6c17\u306f\u901a\u3059\u4eba\u5de5\u7d20\u6750\u304c\u3042\u308b\u3058\u3083\u306a\u3044\u304b\uff0e\u9678\u4e0a\u690d\u7269\u306f\u9032\u5316\u306e\u904e\u7a0b\u3067\u4e8c\u9178\u5316 \u70ad\u7d20\u3092\u900f\u904e\u3057\uff0c\u304b\u3064\u6c34\u84b8\u6c17\u306f\u901a\u3055\u306a\u3044\u3088\u3046\u306a\u7d20\u6750\uff08\u7269\u8cea\uff09\u3092\u7372\u5f97\u3057\uff0c\u697d\u3005\u3068\u4e8c\u9178\u5316\u70ad\u7d20\u5438\u53ce\u3068\u6c34\u640d\u5931\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u306a\u304b\u3063\u305f\u306e\u3067\u3057\u3087\u3046\u304b\uff0e\u5b9f\u306f\uff0c\u305d\u306e\u3088\u3046\u306a\u7d20 \u6750\u306f\u4eba\u5de5\u7684\u306b\u3082\u4f5c\u308b\u3053\u3068\u304c\u3044\u307e\u3060\u306b\u3067\u304d\u3066\u3044\u307e\u305b\u3093\uff0e\u4e8c\u9178\u5316\u70ad\u7d20\u5438\u53ce\u3068\u6c34\u640d\u5931\u306f\uff0c\u4e8c\u5f8b\u80cc\u53cd\u306e\u95a2\u4fc2\u306b\u3042\u308a\u307e\u3059\uff0e\u3082\u3046\u304a\u5206\u304b\u308a\u306e\u901a\u308a\uff0c\u9678\u4e0a\u690d\u7269\u306f\u305d\u306e\u3088\u3046\u306a\u7d20\u6750\u3092\u7372\u5f97\u3059\u308b\u306e\u3067\u306f\u306a\u304f\uff0c\u9032\u5316\u306e\u904e\u7a0b\u3067\u3088\u308a\u73fe\u5b9f\u7684\u306a\u65b9\u6cd5\u3067\u3053\u308c\u3092\u514b\u670d\u3057\u307e\u3057\u305f\uff0e\u6c17\u5b54\u3092\u7372\u5f97\u3057\uff0c\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u958b\u9589\u81ea\u5728\u306e\u5b54\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u306a\u3063\u305f\u306e\u3067\u3059\uff0e<\/p>\n\n\n\n<p><strong>1.2. \u6c17\u5b54\u306b\u8133\u306f\u3042\u308b\u306e\uff1f<\/strong><br>\n<strong>\u300c\u6c17\u5b54\uff0e\u8ce2\u305d\u3046\u300d<\/strong><br>\n\u6c17\u5b54\u306f\u74b0\u5883\u306b\u3088\u308a\u81ea\u5728\u306b\u958b\u9589\u3057\u3066\uff0c\u4e8c\u9178\u5316\u70ad\u7d20\u5438\u53ce\u3068\u6c34\u640d\u5931\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8abf\u7bc0\u3057\u3066\u3044\u307e\u3059\uff0e\u3082\u3061\u308d\u3093\uff0c\u5149\u5408\u6210\u304c\u3067\u304d\u306a\u3044\u6697\u9ed2\u4e0b\u3067\u306f\u6c17\u5b54\u306f\u9589\u3058\u307e\u3059\uff0e\u306a\u3093\u3068\u306a\u304f\u8ce2\u3044\u5370\u8c61\u304c\u3042\u308a\u307e\u3059\u306d\uff0e\u6c17\u5b54\u306e\u3072\u3089\u304d\u5177\u5408\u306f\uff0c\u4e8c\u9178\u5316\u70ad\u7d20\u6fc3\u5ea6\u30fb\u6c34\uff08\u6c34\u84b8\u6c17\u5727\uff09\u30fb\u5149\u5f37\u5ea6\u3060\u3051\u3067\u306f\u306a\u304f\uff0c\u75c5\u539f\u83cc\u306e\u5b58\u5728\u3084\u690d\u7269\u306b\u60aa\u5f71\u97ff\u3092\u304a\u3088\u307c\u3059\u5927\u6c17\u6c5a\u67d3\u7269\u8cea\u3082\u611f\u77e5\u3057\u3066\u5909\u5316\u3057\u307e\u3059\uff0e\u3053\u306e\u3088\u3046\u306b\u6ca2\u5c71\u306e\u60c5\u5831\u3092\u51e6\u7406\u3057\u3066\uff0c\u958b\u5ea6\u3092\u8abf\u7bc0\u3059\u308b\u3068\u306f\uff0c\u6c17\u5b54\u306f\u307e\u3059\u307e\u3059\u8ce2\u305d\u3046\u3067\u3059\uff0e\u3055\u3066\uff0c\u8ce2\u3044\u3068\u8a00\u3048\u3070\u4eba\u9593\u306e\u5834\u5408\uff0c\u8133\u306e\u50cd\u304d\u304c\u512a\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u6307\u3059\u3067\u3057\u3087\u3046\uff0e\u3082\u3061\u308d\u3093\u690d\u7269\u306b\u306f\u52d5\u7269\u306e\u3088\u3046\u306a\u300c\u8133\u300d\u306f\u3042\u308a\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n<p><strong>\u300c\u5b54\u8fba\u7d30\u80de\u300d<\/strong><br>\n\u307b\u3068\u3093\u3069\u306e\u690d\u7269\u3067\u306f\uff0c\u6c17\u5b54\u306f\u4e00\u5bfe\u306e\u5b54\u8fba\u7d30\u80de\uff08guard cells\uff09\u3068\u305d\u308c\u3092\u53d6\u308a\u5dfb\u304f\u526f\u7d30\u80de\uff08subsidiary 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