ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿¹ãÎ÷¡¢¹ã¶«µØÇø¸ß·¢µÄ¦Â£µØÖк£Æ¶ÑªÖ¢ÊôÓÚ³£È¾É«ÌåÒÅ´«²¡¡£Ñо¿·¢ÏÖ£¬»¼ÕߵĦ£Öéµ°°×(Ѫºìµ°°×µÄ×é³É²¿·Ö)ºÏ³ÉÊÜ×裬ÔÒòÊÇѪºìµ°°×¦ÂÁ´µÚ39λ°±»ùËáµÄ±àÂëÐòÁз¢ÉúÁ˸ı䣬ÓÉÕý³£»ùÒòAÍ»±ä³ÉÖ²¡»ùÒòa(¼û¼×ͼ£¬AUG¡¢UAG·Ö±ðΪÆðʼºÍÖÕÖ¹ÃÜÂë×Ó)¡£µ«ÊÇ£¬»¼ÕßÌåÄÚ²¢Ã»Óз¢ÏÖÒì³£¦Â£Öéµ°°×£¬ÕâÊÇÒòΪϸ°ûÀï³öÏÖµÄÒì³£mRNA±»SURF¸´ºÏÎïʶ±ð¶ø·¢ÉúÁ˽µ½â(¼ûÒÒͼ)¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺
(1)¼×ͼÖйý³Ì¢ÙËùÐèµÄøÊÇ________£¬¹ý³Ì¢ÚÔÚ________ÉϽøÐС£
(2)·ÖÎö¼×ͼ¿ÉÖª£¬Õý³£»ùÒòAÍ»±ä³ÉÖ²¡»ùÒòa£¬¸Ã²¡ÌåÏÖÁË»ùÒòͨ¹ý__________¿ØÖÆÉúÎïÌåµÄÐÔ×´¡£
(3)ÈôÒì³£mRNA½øÐзÒë²úÉúÁËÒì³£¦Â£Öéµ°°×£¬Ôò¸ÃÒì³£¦Â£Öéµ°°×ÓëÕý³£¦Â£Öéµ°°×Ïà±ÈÏà¶Ô·Ö×ÓÖÊÁ¿Òª________¡£
(4)ͼÒÒÖнµ½âµÄ²úÎïÊÇ________£¬³ýSURF¸´ºÏÎïÍ⣬¿Æѧ¼Ò»¹·¢ÏÖÁ˾ßÓÐÀàËÆ×÷ÓõÄÆäËû¸´ºÏÎËûÃDZ»Í³³ÆΪmRNA¼àÊÓϵͳ¡£ÕâÖÖmRNA¼àÊÓϵͳ¿ÉÒÔͨ¹ý×èÖ¹______¹ý³Ì´Ó¶ø×èÖ¹Òì³£µ°°×ÖʵÄÐγɡ£
¡¾´ð°¸¡¿ RNA¾ÛºÏø ºËÌÇÌå ¿ØÖƵ°°×ÖʵĽṹֱ½Ó С ºËÌǺËÜÕËá ·Òë
¡¾½âÎö¡¿ÊÔÌâ·ÖÎö£º±¾Ì⿼²é»ùÒòµÄ±í´ï¡¢»ùÒòÍ»±ä£¬¿¼²é¶Ôת¼¡¢·Òë¡¢»ùÒò¿ØÖÆÐÔ×´µÄÀí½â£¬½â´ð´ËÀàÌâÄ¿£¬¿É¸ù¾ÝÄ£°å¡¢ÔÁÏ»ò²úÎïÅжÏÒÅ´«ÐÅÏ¢µÄ´«µÝ¹ý³Ì¡£
(1)¼×ͼÖйý³Ì¢Ù´ú±íÒÔDNAΪģ°å£¬ºÏ³ÉmRNAµÄת¼¹ý³Ì£¬ËùÐèµÄøÊÇRNA¾ÛºÏø£¬¹ý³Ì¢Ú´ú±íÒÔmRNAΪģ°å£¬ºÏ³Éµ°°×ÖʵķÒë¹ý³Ì£¬ÔÚºËÌÇÌåÉϽøÐС£
(2)¸ù¾Ý¼×ͼ¿ÉÖª£¬Õý³£»ùÒòAÍ»±ä³ÉÖ²¡»ùÒòa£¬Ñªºìµ°°×¦ÂÁ´µÚ39λ°±»ùËá·¢ÉúÁ˸ı䣬µ¼Ö¦£µØÖк£Æ¶ÑªÖ¢£¬¸Ã²¡ÌåÏÖÁË»ùÒòͨ¹ý¿ØÖƵ°°×ÖʵĽṹֱ½Ó¿ØÖÆÉúÎïÌåµÄÐÔ×´¡£
(3)Òì³£mRNAÖÐÌáÇ°³öÏÖÁËÖÕÖ¹ÃÜÂëUAG£¬½øÐзÒë²úÉúµÄÒì³£¦Â£Öéµ°°×ÓëÕý³£¦Â£Öéµ°°×Ïà±È£¬Ïà¶Ô·Ö×ÓÖÊÁ¿ÒªÐ¡¡£
(4)¸ù¾ÝʾÒâͼ£¬Í¼ÒÒÖÐmRNA±»½µ½âΪRNAµÄ»ù±¾µ¥Î»ºËÌǺËÜÕËᣬ mRNA¼àÊÓϵͳˮ½âÒì³£mRNA£¬×èÖ¹·Òë¹ý³Ì´Ó¶ø×èÖ¹Òì³£µ°°×ÖʵÄÐγɡ£