ÌâÄ¿ÄÚÈÝ
½«º¬ÓÐÁ½¶ÔͬԴȾɫÌåÇÒDNA·Ö×Ó£¨Á½ÌõÁ´£©¶¼ÒÑÓÃ32P±ê¼ÇµÄÒ»¸ö¾«Ôϸ°û£¬·ÅÔÚ²»º¬32PµÄÆÕͨÅàÑøÒºÖнøÐмõÊý·ÖÁÑ£®ÏÂÁÐÓйØÐðÊöÕýÈ·µÄÊÇ
A£®³õ¼¶¾«Ä¸Ï¸°ûÖУ¬Ã¿ÌõȾɫÌåÖÐÓÐÒ»Ìõµ¥Ì庬ÓÐ32P
B£®³õ¼¶¾«Ä¸Ï¸°ûÖУ¬°ëÊýµÄȾɫÌåÖÐÒ»Ìõµ¥Ì庬ÓÐ32P
C£®Ä³¸öʱÆڵĴμ¶¾«Ä¸Ï¸°ûÖУ¬°ëÊýµÄȾɫÌ庬ÓÐ32P
D£®´Ëϸ°û²úÉúµÄ4¸ö¾«×ÓÖÐËùÓеÄȾɫÌ嶼º¬ÓÐ32P
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
2£®Ä³Ö²Î2N=30£©µÄ»¨É«ÐÔ×´ÓÉλÓÚ³£È¾É«ÌåÉϵĸ´µÈλ»ùÒò£¨a1¡¢a2¡¢a3£©¿ØÖÆ£¬ÆäÖÐa1ºÍa3¶¼¾ö¶¨ºìÉ«£¬a2¾ö¶¨À¶É«£»a1Ïà¶ÔÓÚa2£®a3¾ùÊÇÏÔÐÔ£¬a2Ïà¶ÔÓÚa3ΪÏÔÐÔ£®¿ÆÑÐÈËÔ±½øÐÐÁËÒÔÏÂÒÅ´«ÊµÑ飺
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¸ÃÖ²ÎïµÄ³õ¼¶¾«Ä¸Ï¸°ûÖÐͬԴȾɫÌåÁª»áºó£¬ÐγÉ15¸öËÄ·ÖÌ壮
£¨2£©¸ÃÖ²ÎﻨɫµÄÒÅ´«×ñÑ»ùÒòµÄ·ÖÀ붨ÂÉ£®ÈºÌåÖпØÖƸÃÖ²ÎﻨɫÐÔ×´µÄ»ùÒòÐÍ×î¶àÓÐ6ÖÖ£®
£¨3£©ÊµÑéÒ»ÖÐÁ½¸öÇ×´úºì»¨»ùÒòÐÍ·Ö±ðÊÇala2¡¢a1a2»òa1a2¡¢a1a3£®ÊµÑé¶þÖÐ×Ó´ú±íÏÖÐ͵ıÈÀýΪ1£º3»ò0£º1
£¨4£©ºì»¨Ö²ÖêµÄ»ùÒòÐÍ¿ÉÄÜÓÐ4ÖÖ£¬ÎªÁ˲ⶨÆä»ùÒòÐÍ£¬¿ÆÑÐÈËÔ±·Ö±ðÓÃa2a2ºÍa3a3¶ÔÆä½øÐвⶨ£®
¢ÙÈôÓÃa2a2Óë´ý²âºì»¨Ö²ÖêÔÓ½»£¬Ôò¿ÉÒÔÅжϳöµÄ»ùÒòÐÍÊÇa1a1ºÍa3a3£®
¢ÚÈôÓÃa3a3Óë´ý²âºì»¨Ö²ÖêÔÓ½»£¬Ôò¿ÉÒÔÅжϳöµÄ»ùÒòÐÍÊÇa1a2£®
×é±ð | Ç×±¾×éºÏ | ×Ó´ú | |
±íÏÖÐÍ | ±ÈÀý | ||
ʵÑéÒ» | ºì»¨¡Áºì»¨ | ºì»¨£ºÀ¶»¨ | 3£º1 |
ʵÑé¶þ | À¶»¨¡ÁÀ¶»¨ | ºì»¨£ºÀ¶»¨ | £¿ |
ʵÑéÈý | ºì»¨¡ÁÀ¶»¨ | ºì»¨£ºÀ¶»¨ | δͳ¼Æ |
£¨1£©¸ÃÖ²ÎïµÄ³õ¼¶¾«Ä¸Ï¸°ûÖÐͬԴȾɫÌåÁª»áºó£¬ÐγÉ15¸öËÄ·ÖÌ壮
£¨2£©¸ÃÖ²ÎﻨɫµÄÒÅ´«×ñÑ»ùÒòµÄ·ÖÀ붨ÂÉ£®ÈºÌåÖпØÖƸÃÖ²ÎﻨɫÐÔ×´µÄ»ùÒòÐÍ×î¶àÓÐ6ÖÖ£®
£¨3£©ÊµÑéÒ»ÖÐÁ½¸öÇ×´úºì»¨»ùÒòÐÍ·Ö±ðÊÇala2¡¢a1a2»òa1a2¡¢a1a3£®ÊµÑé¶þÖÐ×Ó´ú±íÏÖÐ͵ıÈÀýΪ1£º3»ò0£º1
£¨4£©ºì»¨Ö²ÖêµÄ»ùÒòÐÍ¿ÉÄÜÓÐ4ÖÖ£¬ÎªÁ˲ⶨÆä»ùÒòÐÍ£¬¿ÆÑÐÈËÔ±·Ö±ðÓÃa2a2ºÍa3a3¶ÔÆä½øÐвⶨ£®
¢ÙÈôÓÃa2a2Óë´ý²âºì»¨Ö²ÖêÔÓ½»£¬Ôò¿ÉÒÔÅжϳöµÄ»ùÒòÐÍÊÇa1a1ºÍa3a3£®
¢ÚÈôÓÃa3a3Óë´ý²âºì»¨Ö²ÖêÔÓ½»£¬Ôò¿ÉÒÔÅжϳöµÄ»ùÒòÐÍÊÇa1a2£®
6£®20ÊÀ¼Í60Äê´úºó£¬Ò½ÔºÓõí·ÛøÌæ´úËáÀ´·Ö½âµí·Û£¬Ð§¹ûÏÔÖø£®ÈçͼËùʾΪijͬѧ̽¾¿²»Í¬pHÌõ¼þϵí·Ûø¶Ôµí·ÛµÄË®½â×÷ÓõÄʵÑé½á¹û£®ÏÂÁÐÓйØÐðÊö´íÎóµÄÊÇ£¨¡¡¡¡£©
A£® | Ó¦ÏȽ«¸÷×éÊÔ¹ÜÈÜÒºpH·Ö±ðµ÷µ½É趨ÊýÖµÔÙ»ìºÏ | |
B£® | pHΪ3ºÍ9µÄÁ½Ö»ÊÔ¹ÜÖеĵí·ÛøµÄ»îÐÔÏàͬ | |
C£® | pHΪ13µÄÊԹܵ÷µ½pHΪ7ºóµí·Ûº¬Á¿»ù±¾²»±ä | |
D£® | µí·Ûø½µµÍµí·ÛË®½â·´Ó¦»î»¯ÄܵÄ×÷ÓñÈËá¸üÏÔÖø |