{"id":6749,"date":"2010-08-23T10:39:38","date_gmt":"2010-08-23T02:39:38","guid":{"rendered":"http:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=6749"},"modified":"2021-10-06T16:32:32","modified_gmt":"2021-10-06T08:32:32","slug":"%e4%b8%96%e4%bb%a3%e4%ba%a4%e6%9b%bf%ef%bc%88alternation-of-generations%ef%bc%89","status":"publish","type":"post","link":"http:\/\/localhost\/%e4%b8%96%e4%bb%a3%e4%ba%a4%e6%9b%bf%ef%bc%88alternation-of-generations%ef%bc%89\/","title":{"rendered":"\u4e16\u4ee3\u4ea4\u66ff"},"content":{"rendered":"

\u4e16\u4ee3\u4ea4\u66ff (Alternation of Generations)<\/span>
\n\u570b\u7acb\u5609\u7fa9\u9ad8\u7d1a\u5546\u696d\u8077\u696d\u5b78\u6821\u751f\u7269\u79d1\u88d8\u6587\u99a5\u8001\u5e2b\/\u570b\u7acb\u81fa\u7063\u5e2b\u7bc4\u5927\u5b78\u751f\u547d\u79d1\u5b78\u7cfb\u5f35\u6c38\u9054\u526f\u6559\u6388\u8cac\u4efb\u7de8\u8f2f<\/span><\/strong><\/p>\n

\u9678\u751f\u690d\u7269\u7684\u751f\u6d3b\u53f2\u4e2d\uff0c\u4e8c\u7a2e\u591a\u7d30\u80de\u6027\u7684\u690d\u7269\u9ad4\u76f8\u4e92\u7522\u751f\u5c0d\u65b9\uff0c\u5206\u5225\u7a31\u70ba\u914d\u5b50\u9ad4 (gametophyte)\u4e16\u4ee3\u548c\u5b62\u5b50\u9ad4 (sporophyte)\u4e16\u4ee3\uff0c\u5169\u7a2e\u4e16\u4ee3\u7684\u690d\u7269\u9ad4\u4ea4\u66ff\u51fa\u73fe\u9019\u7a2e\u751f\u6b96\u65b9\u5f0f\u5c31\u7a31\u70ba\u4e16\u4ee3\u4ea4\u66ff (alternation of generations)\u3002<\/p>\n

\uff08\u4e00\uff09\u4e16\u4ee3\u4ea4\u66ff<\/strong><\/span><\/p>\n

\"\"<\/a><\/p>\n

\u914d\u5b50\u66ff\u4e16\u4ee3\u7684\u7d30\u80de\u90fd\u662f\u55ae\u500d\u9ad4 (haploid, n)\uff0c\u5176\u80fd\u7522\u751f\u914d\u5b50 (gametes)\uff08\u5373\u7cbe\u7d30\u80de\u548c\u5375\u7d30\u80de\uff09\uff0c\u56e0\u800c\u547d\u540d\u4e4b\u3002\u96cc\u914d\u5b50\u9ad4\u542b\u6709\u85cf\u5375\u5668 (archegonia)\uff0c\u70ba\u74f6\u72c0\u69cb\u9020\uff0c\u5176\u5167\u80fd\u5f62\u6210\u4e00\u5375\u7d30\u80de\uff0c\u4e26\u4fdd\u5b58\u5728\u74f6\u72c0\u69cb\u9020\u7684\u5e95\u90e8\u3002\u96c4\u914d\u5b50\u9ad4\u542b\u6709\u85cf\u7cbe\u5668(antheridia)\uff0c\u80fd\u7522\u751f\u8a31\u591a\u7cbe\u7d30\u80de\uff0c\u4e26\u5c07\u5176\u91cb\u653e\u51fa\u4f86\u3002\u7576\u7cbe\u7d30\u80de\u5230\u9054\u85cf\u5375\u5668\uff0c\u5728\u5176\u5167\u8207\u5375\u7d30\u80de\u53d7\u7cbe\uff0c\u7522\u751f\u4e8c\u500d\u9ad4 (diploid, 2n)\u7684\u5408\u5b50 (zygote)\u3002<\/p>\n

\u5408\u5b50\u7d93\u591a\u6b21\u6709\u7d72\u5206\u88c2\u6210\u70ba\u591a\u7d30\u80de\u7684\u5b62\u5b50\u9ad4\uff0c\u6545\u5b62\u5b50\u9ad4\u7684\u7d30\u80de\u662f\u4e8c\u500d\u9ad4\uff0c\u6210\u719f\u7684\u5b62\u5b50\u9ad4\u884c\u6e1b\u6578\u5206\u88c2\u7522\u751f\u55ae\u500d\u9ad4\u7684\u5b62\u5b50(spore)\uff0c\u56e0\u800c\u547d\u540d\u4e4b\u3002\u5b62\u5b50\u6389\u843d\u5230\u9069\u7576\u7684\u74b0\u5883\uff0c\u7d93\u884c\u6709\u7d72\u5206\u88c2\u5247\u5f62\u6210\u591a\u7d30\u80de\u7684\u914d\u5b50\u9ad4\u3002\u800c\u5f8c\u4e16\u4ee3\u4ea4\u66ff\u4e0d\u65b7\u6301\u7e8c\u4e0b\u53bb\uff0c\u914d\u5b50\u9ad4\u7522\u751f\u914d\u5b50\uff0c\u914d\u5b50\u7d50\u5408\u5f62\u6210\u5408\u5b50\uff0c\u518d\u767c\u80b2\u6210\u5b62\u5b50\u9ad4\uff0c\u5b62\u5b50\u9ad4\u518d\u7522\u751f\u5b62\u5b50\uff0c\u518d\u767c\u80b2\u6210\u914d\u5b50\u9ad4\u3002<\/p>\n

\uff08\u4e8c\uff09\u690d\u7269\u4e16\u4ee3\u4ea4\u66ff\u7684\u767c\u5c55<\/strong><\/span><\/p>\n

\u690d\u7269\u7684\u4e16\u4ee3\u4ea4\u66ff\u5f9e\u4f4e\u7b49\u7684\u690d\u7269\uff0d\u861a\u82d4\u690d\u7269\u5c31\u958b\u59cb\u6709\u9019\u7a2e\u60c5\u6cc1\u3002\u4ee5\u571f\u99ac\u9a0c\u5c6c (Polytrichum)\u70ba\u4f8b\uff0c\u914d\u5b50\u9ad4\u6709\u96cc\u3001\u96c4\u4e4b\u5206\uff0c\u751f\u6210\u7684\u7cbe\u5b50\u53ef\u80fd\u96a8\u98a8\u9001\u5230\u85cf\u5375\u5668\u5167\u8207\u5375\u9032\u884c\u53d7\u7cbe\u4f5c\u7528\uff0c\u6240\u7522\u751f\u7684\u5408\u5b50\u767c\u80b2\u6210\u5b62\u5b50\u9ad4\uff0c\u5176\u4e0d\u542b\u8449\u7da0\u9ad4\uff0c\u4e0d\u80fd\u7368\u7acb\u5b58\u5728\uff0c\u6545\u5bc4\u751f\u5728\u96cc\u914d\u5b50\u9ad4\u5167\u3002\u56e0\u6b64\u6211\u5011\u5e38\u898b\u5230\u861a\u82d4\u690d\u7269\u7684\u914d\u5b50\u9ad4\u4e16\u4ee3\uff0c\u53ef\u77e5\u4f4e\u7b49\u690d\u7269\u4e2d\u914d\u5b50\u9ad4\u5360\u4e3b\u5c0e\u5730\u4f4d\u3002<\/p>\n

\u4f46\u7576\u690d\u7269\u9ad4\u51fa\u73fe\u7dad\u7ba1\u675f\u7cfb\u7d71\u5f8c\uff0c\u914d\u5b50\u9ad4\u51fa\u73fe\u7684\u6642\u9593\u8d8a\u4f86\u8d8a\u77ed\u66ab\uff0c\u5b62\u5b50\u9ad4\u958b\u59cb\u9010\u6f38\u986f\u8457\u3002\u8568\u985e\u690d\u7269\u914d\u5b50\u9ad4\u70ba\u539f\u8449\u9ad4\uff0c\u96cc\u96c4\u540c\u682a\uff08\u540c\u6642\u5177\u6709\u85cf\u7cbe\u5668\u548c\u85cf\u5375\u5668\uff09\uff0c\u96d6\u7121\u7dad\u7ba1\u675f\uff0c\u4f46\u4ecd\u53ef\u7368\u7acb\u751f\u6d3b\uff1b\u5176\u5b62\u5b50\u9ad4\u767c\u9054\uff0c\u5177\u6709\u6839\u3001\u8396\u3001\u8449\u7684\u69cb\u9020\uff0c\u4e5f\u53ef\u7368\u7acb\u751f\u6d3b\u3002\u7a2e\u5b50\u690d\u7269\u7684\u914d\u5b50\u9ad4\u70ba\u80da\u56ca\uff08\u96cc\u6027\uff09\u548c\u82b1\u7c89\u7ba1\uff08\u96c4\u6027\uff09\uff0c\u4e8c\u8005\u7686\u9000\u5316\uff0c\u7121\u6cd5\u7368\u7acb\u751f\u6d3b\uff0c\u800c\u5bc4\u751f\u65bc\u5b62\u5b50\u9ad4\u5167\uff1b\u5176\u5b62\u5b50\u9ad4\u767c\u9054\uff0c\u5177\u6709\u6839\u3001\u8396\u3001\u8449\u7684\u69cb\u9020\uff0c\u53ef\u7368\u7acb\u751f\u6d3b\uff0c\u4e26\u80fd\u5229\u7528\u7a2e\u5b50\u7e41\u6b96\uff0c\u6709\u5229\u9678\u5730\u751f\u6d3b\u3002<\/p>\n

\uff08\u4e09\uff09\u4e16\u4ee3\u4ea4\u66ff\u5c0d\u690d\u7269\u7684\u597d\u8655<\/strong><\/span><\/p>\n

\u690d\u7269\u9ad4\u4e0d\u80fd\u79fb\u52d5\uff0c\u7121\u6cd5\u50cf\u52d5\u7269\u9ad4\u80fd\u81ea\u7531\u79fb\u52d5\uff0c\u64f4\u5927\u751f\u5b58\u7a7a\u9593\uff0c\u4e5f\u7121\u6cd5\u4e3b\u52d5\u627e\u5230\u5176\u4ed6\u500b\u9ad4\u9032\u884c\u6709\u6027\u751f\u6b96\uff0c\u4ee5\u589e\u52a0\u907a\u50b3\u591a\u6a23\u6027\u3002\u4f46\u690d\u7269\u9ad4\u4ecd\u9700\u8db3\u5920\u7684\u751f\u9577\u7a7a\u9593\uff0c\u4ee5\u907f\u514d\u904e\u5ea6\u7af6\u722d\uff1b\u4e5f\u8981\u6709\u907a\u50b3\u8b8a\u7570\u7684\u7522\u751f\uff0c\u624d\u6709\u5229\u5b50\u4ee3\u9069\u61c9\u8b8a\u52d5\u7684\u74b0\u5883\uff0c\u800c\u4e16\u4ee3\u4ea4\u66ff\u9019\u7a2e\u751f\u6b96\u65b9\u5f0f\u80fd\u63d0\u4f9b\u690d\u7269\u9ad4\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u7684\u597d\u8655\u3002<\/p>\n

\u4e16\u4ee3\u4ea4\u66ff\u7684\u904e\u7a0b\u4e2d\uff0c\u6709\u4e8c\u6b21\u57fa\u56e0\u91cd\u7d44\u7684\u6a5f\u6703\uff0c\u7b2c\u4e00\u6b21\u662f\u5728\u5f62\u6210\u5b62\u5b50\u524d\u7684\u6e1b\u6578\u5206\u88c2\uff0c\u904e\u7a0b\u4e2d\u540c\u6e90\u67d3\u8272\u9ad4\u56e0\u806f\u6703\u800c\u767c\u751f\u57fa\u56e0\u4e92\u63db\uff0c\u4e14\u975e\u540c\u6e90\u67d3\u8272\u9ad4\u4e4b\u9593\u81ea\u7531\u7d44\u5408\uff0c\u53ef\u5f62\u6210\u591a\u7a2e\u57fa\u56e0\u7d44\u5408\u7684\u5b62\u5b50\u3002\u7b2c\u4e8c\u6b21\u5247\u767c\u751f\u5728\u5f62\u6210\u5408\u5b50\u6642\uff0c\u56e0\u7cbe\u5b50\u548c\u5375\u4e4b\u9593\u96a8\u6a5f\u878d\u5408\u800c\u7522\u751f\u7684\u57fa\u56e0\u91cd\u7d44\u3002\u6b64\u5916\uff0c\u5b62\u5b50\u53ef\u7531\u98a8\u5439\u6216\u6c34\u6d41\u5e36\u5230\u5176\u4ed6\u5340\u57df\uff0c\u4ee5\u64f4\u5c55\u751f\u9577\u7a7a\u9593\uff1b\u7a2e\u5b50\u690d\u7269\u7684\u7a2e\u5b50\u6709\u66f4\u591a\u7684\u6a5f\u6703\u6563\u4f48\u51fa\u53bb\uff0c\u4f8b\u5982\u6c34\u529b\u50b3\u64ad\u3001\u98a8\u529b\u50b3\u64ad\u3001\u52d5\u7269\u50b3\u64ad\u3001\u81ea\u529b\u50b3\u64ad\u7b49\u65b9\u6cd5\u3002<\/p>\n

\n

\u53c3\u8003\u8cc7\u6599<\/strong>
\n1.\u937e\u694a\u8070\u7b49 \u7de8\u8b6f\uff082005\uff09\u3002\u751f\u7269\u5b78\uff08\u4e0a\u518a\uff09\u3002\u53f0\u5317\u5e02\uff1a\u5049\u660e\u5716\u66f8\u3002
\n2.\u690d\u7269\u5927\u4e0d\u540c\u3002http:\/\/www.dls.ym.edu.tw\/lesson\/wha.htm<\/a>\u3002\u6aa2\u95b1\u65e5\u671f2010\u5e746\u670820\u65e5\u3002<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

\u4e16\u4ee3\u4ea4\u66ff (Alternation of Generations) \u570b\u7acb\u5609\u7fa9\u9ad8\u7d1a\u5546\u696d\u8077\u696d\u5b78\u6821\u751f\u7269\u79d1\u88d8\u6587\u99a5\u8001\u5e2b\/…<\/p>\n","protected":false},"author":50,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4825,110,4811],"tags":[8088,8090,8089,8085,8087,8086],"class_list":["post-6749","post","type-post","status-publish","format-standard","hentry","category-lifesciecne002-04","category-lifesciecne00","category-lifesciecne002","tag-gametophyte","tag-polytrichum","tag-sporophyte","tag-8085","tag-8087","tag-8086","loop-entry","cat-4825","cat-110","cat-4811","no-thumbnail"],"views":44423,"_links":{"self":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/6749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/users\/50"}],"replies":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/comments?post=6749"}],"version-history":[{"count":1,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/6749\/revisions"}],"predecessor-version":[{"id":89787,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/6749\/revisions\/89787"}],"wp:attachment":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/media?parent=6749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/categories?post=6749"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/tags?post=6749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}