. 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>ã³11ãr


. 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¦ãªããVJããã å# *ããªãªã¯ã« ä¹ãåã£ã¦äº Vãããå³ã¡ãååµå±¤(follicle)ã«ãããã®ããã çé¤ç´°è(nurse-cell)ã«ãããã®ã©ãªããåµèç´°è層VJ ã¯å¨åã®çµç· çµç¹ã®ç´°èã«ã¦æã«åµã«é£ã¯ãã¦çé¤ã©ãª ããã©ãããçé¤ç´°èVãã¯åµã«é¤åãä¾çµ¦ãããã®ã«ã¦ã åµã©åè³æ ¼ã®ãã®ãçé¤ç´°èã©ãªãã^ãããåã¯ç¹æ® ã®ç´ã®å¦


Size: 2266px × 2206px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1910, booksubjectzoology, bookyear1912