. Dobutsugaku zasshi. Zoology; Zoology. (671) èåå°¤ç¾äºç¬¬èªéå-¸ç©å ããª.9ãããæè²é«æã¯æè²è³ªã®ä¸é¨ã®æ¶å»ãããï¼*ã æâ¢â¢æèã¯ã-ããã·ã¸ãã¼ã¼ã¥ï¼-ã·ã§ã¸ æè²æåå°(cllrolllatln-f-imlnutlon) -yjããµãå廣ãªãã ï¼Jã¯äººã®èè²ã«ããbãèæ¤åç©ã«ã¦ã亦幼æã«çæ®ç´° èãèªããå¾ããã®ãããã¯ãã¿ãã´ã®é¡ã«ã¦ã¯ååå. 第ä¸åµå-ã®ä¸ä»£è¨ (è¬è©±)0S1èå-¸è¬è©±(ä¹)(è°·å¾) åµã®åè£ã«ã¦çãããæ¸ç®ã®ååµã¯ä¹ãåµåç´°è (oogonium) ï¼ãJäºãµãå ¶ä¸-ã«ã¯é«ã®ä»ã®ç´°èVãåæ¸ã®æè² é«ãæããæ¸ååè£-ãã¦å ¶æ¸ã±å¢ã(å¢æ®æ代ï¼ãæ-¤ç-㯠精åç´°èw大ãã«æ¼ã¦åå¥ããé£-ããæ-¤ææã®çµï¼-ã®åè£ ã«ä¸å¤§äºä»¶ã.h-ããã¯æè²é«ãæ ¸ã®ä¸é ã«åå¨-ããæ··æ² ã-ãã¦ç¹©ãæã-ãããå¦ãçãåããäºãªããæ-¤ã¯ä¿å- æ
. Dobutsugaku zasshi. Zoology; Zoology. (671) èåå°¤ç¾äºç¬¬èªéå-¸ç©å ããª.9ãããæè²é«æã¯æè²è³ªã®ä¸é¨ã®æ¶å»ãããï¼*ã æâ¢â¢æèã¯ã-ããã·ã¸ãã¼ã¼ã¥ï¼-ã·ã§ã¸ æè²æåå°(cllrolllatln-f-imlnutlon) -yjããµãå廣ãªãã ï¼Jã¯äººã®èè²ã«ããbãèæ¤åç©ã«ã¦ã亦幼æã«çæ®ç´° èãèªããå¾ããã®ãããã¯ãã¿ãã´ã®é¡ã«ã¦ã¯ååå. 第ä¸åµå-ã®ä¸ä»£è¨ (è¬è©±)0S1èå-¸è¬è©±(ä¹)(è°·å¾) åµã®åè£ã«ã¦çãããæ¸ç®ã®ååµã¯ä¹ãåµåç´°è (oogonium) ï¼ãJäºãµãå ¶ä¸-ã«ã¯é«ã®ä»ã®ç´°èVãåæ¸ã®æè² é«ãæããæ¸ååè£-ãã¦å ¶æ¸ã±å¢ã(å¢æ®æ代ï¼ãæ-¤ç-㯠精åç´°èw大ãã«æ¼ã¦åå¥ããé£-ããæ-¤ææã®çµï¼-ã®åè£ ã«ä¸å¤§äºä»¶ã.h-ããã¯æè²é«ãæ ¸ã®ä¸é ã«åå¨-ããæ··æ² ã-ãã¦ç¹©ãæã-ãããå¦ãçãåããäºãªããæ-¤ã¯ä¿å- æ³ã®ä¸æåã®ç²ã«éã>ãã¦æ°é®®ãªããã®ã«ã¦ãè¦å¾ãã ã®ã«ã¦å ¶éã«æè²é«ã®ããã¥ï¼ã¯çµåï¼ãã¦ä¸æ¬ï¼/ããªã㪠ããä¹ã·çå(Hynizesis) vjäºãµãæ-¤å¾ã¯æè²é«ã®æ¸ã ååã«ãªããå³ã¡åæ¸ã®éæè²é«(bivalent chroulozomes) ãããªããããã®å¦ãåµåç´°èã®æå¾ä»£ã稱.ãã¦ç¬¬ä¸åµ ⢠⢠â¢ããã²ã¤ãV. âã©âãµã¤ã æ¯ç´°è(1>ã³11ãry oocyte) VJäºãµã 次ã«ä¾ãã¯çé·æ代ã«ã¦ä¹ã容ç©ãå¢å¤§.ããå ¶ã«ä¼´ã¤ ã¦é常åµé»Vã總稱ããããçé¤ç©è³ªã®è²¯ç©ãè¦ããéã â¢åã¸ã£Iããã«ãºã·ã¯ã« 亦è¨å¤§ããä¹ãåµè(germinal vesicle) vjäºãµã çé·ã¯å®ç¨ã«èªèº«ã«ã¦è¡ã¯ã{ãã©ã"ãããããã ã®å¦.ããæã¯ä»ã®ç´°èãï¼5çé¤ãå¸æ¶ãã¦ãª
Size: 1602px × 1560px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectzoology, bookyear1912
