ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÄÒÐÔÏËά²¡ÊDZ±ÃÀ°×ÖÖÈ˳£¼ûµÄÒ»ÖÖÒÅ´«²¡¡£Ñо¿±íÃ÷£¬ÔÚÔ¼70%µÄ»¼ÕßÖбàÂëÒ»¸ö¿çĤµ°°×£¨CFTRµ°°×£©µÄ»ùÒòȱʧÁË3¸ö¼î»ù¡£Í¼¼×ÊǸò¡µÄ²¡Òò»úÀí£¬Í¼ÒÒÊÇCFTRµ°°×»ùÒò±í´ïµÄ²¿·Ö¹ý³Ì£¬ÆäÖÐa¡¢b¡¢c¡¢e´ú±íÎïÖÊ£¬d´ú±í½á¹¹¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¸ÃÒÅ´«²¡µÄ·¢ÉúÀ´Ô´ÓÚ______¡£
A£®»ùÒòÍ»±ä B£®»ùÒòÖØ×é
C£®È¾É«Ìå±äÒì D£®²»¿ÉÒÅ´«µÄ±äÒì
£¨2£©Í¼ÒÒ¹ý³ÌËùÐèµÄÔÁÏÊÇ______£¬ÎïÖÊc´ú±í______¡£
£¨3£©ÒÔÉÏʵÀý¿ÉÒÔ˵Ã÷£¬»ùÒò¿ÉÒÔͨ¹ý¿ØÖÆ______Ö±½Ó¿ØÖÆÉúÎïµÄÐÔ×´¡£
£¨4£©Èôij·òÆÞ´øÓиÃÖ²¡»ùÒò£¬ÆÞ×Ó»³ÔкóÓ¦½øÐÐ______ɸ²éÌ¥¶ùÊÇ·ñ»¼²¡¡£
¡¾´ð°¸¡¿A °±»ùËá tRNA µ°°×ÖʵĽṹ »ùÒòÕï¶Ï£¨»ùÒò¼ì²â£©
¡¾½âÎö¡¿
£¨1£©ÄÒÐÔÏËά²¡Ðγɵĸù±¾ÔÒòÊÇ»ùÒòÍ»±ä£»ÄÒÐÔÏËά²¡µÄ»¼ÕßµÄCFTRµ°°×ÔÚµÚ508λȱÉÙ±½±û°±Ëᣬ¿É¼ûÆäÐγɵĸù±¾ÔÒòÊÇCFTR»ùÒòÖз¢ÉúÁ˼î»ù¶ÔµÄȱʧ¶ø¸Ä±äÁËÆäÐòÁС£
£¨2£©ÄÒÐÔÏËά²¡ÌåÏÖÁË»ùÒò¿ØÖÆÉúÎïÐÔ×´µÄ·½Ê½ÊÇ»ùÒòͨ¹ý¿ØÖƵ°°×ÖʵĽṹֱ½Ó¿ØÖÆÉúÎïÌåµÄÐÔ×´¡£
£¨3£©Í¼ÒÒÊÇ·ÒëµÄģʽͼ£¬aÊǶàëÄ£¬bÊÇ°±»ùËᣬcÊÇtRNA£¬dÊǺËÌÇÌ壬eÊÇmRNA¡£
£¨1£©ÓÉÓÚÄÒÐÔÏËά²¡ÊDZàÂëCFTRµ°°×µÄ»ùÒòȱʧÁË3¸ö¼î»ùÔì³É£¬ËùÒÔÊÇ»ùÒòÍ»±ä¡£
¹ÊÑ¡A¡£
£¨2£©·ÒëÊÇÒÔmRNAΪģ°åºÏ³Éµ°°×ÖʵĹý³Ì£¬ËùÒÔÐèÒª°±»ùËá×÷ΪÔÁÏ£¬cÊÇtRNA¡£
£¨3£©ÄÒÐÔÏËά²¡ÌåÏÖÁË»ùÒò¿ØÖÆÉúÎïÐÔ×´µÄ·½Ê½ÊÇ»ùÒòͨ¹ý¿ØÖƵ°°×ÖʵĽṹֱ½Ó¿ØÖÆÉúÎïÌåµÄÐÔ×´¡£
£¨4£©»ùÒòÍ»±äÒýÆðµÄ»ù±¾ÐèÒª½øÐлùÒòÕï¶Ïɸ²éÌ¥¶ùÊÇ·ñ»¼²¡¡£