²é¿´: 1639  |  »Ø¸´: 6
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

fyw921

Í­³æ (СÓÐÃûÆø)

[ÇóÖú] ÇíÖ¬ÌÇÄý½ºDNA»ØÊÕ

³æ³æÃÇ£¡ÇëÎÊÇíÖ¬ÌÇÄý½ºµçÓ¾ºó»ØÊÕDNAºó¼ì²âOD260/OD280=2.2²¢ÇÒ¼ì²âÇúÏßÔÚ260nm´¦ÎÞ·åÊÇÒ»ÌõÒ»Ö±½µµÍµÄÇúÏߣ¬ÇëÎÊÔÚ»ØÊÕ¹ý³ÌÖпÉÄܳöÏÖʲôÎÊÌâÓõÄÊÇÊÔ¼ÁºÐ²½Öè°´ÕÕ˵Ã÷Êé½øÐУ¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

gelois

½ð³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Сµ¤Ä¾Ä¾: ½ð±Ò+2, ¹ÄÀøÓ¦Öú 2012-07-18 13:56:12
fyw921: ½ð±Ò+1, ¡ïÓаïÖú 2012-07-20 12:56:57
ÄãµÄ±Èֵ̫¸ßÁË£¬ÅܽºÓ¦¸Ã»á¿´µ½ÏÂÃæÃÖÉ¢µÄÒ»Ûç¡£Ò»°ã´¿µÄDNAµÄ±ÈÖµÊÇÔÚ1.85×óÓҵģ¬1.9ÒÔÉϾÍÊÇRNAÆ«¸ß£¬1.7һϾÍÊǺ¬ÓкܶàµÄµ°°×ÖÊ¡£

Äã˵ÊÇDNAÇнº»ØÊÕ£¬Ó¦¸Ã²»´æÔÚP1ÀïÃæÃ»¼ÓRNAøµÄÎÊÌâ¡£
¸Ð¾õÉÏÓ¦¸ÃÊÇÄã²Ù×÷ÉϵÃÎÊÌâ¡£ÈÚ½ºµÄʱºòÒª³¹µ×Èܽ⣬ȻºóµÈµ½ÒºÌå½µÖÁÊÒκóÔÙ¼Óµ½Öù×ÓÉÏÈ¥¡£×îºóÏ´ÍѵÄʱºòÓÃ60¶à¶ÈµÄË®£¬Ï´ÍÑÁ½±é¡£
4Â¥2012-07-18 12:04:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 7 ¸ö»Ø´ð

123n

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Сµ¤Ä¾Ä¾: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2012-07-18 13:55:53
LZ:Ê×ÏÈ£¬²âDNAµÄʱºò£¬Çë²»ÒªÏàÐÅ»úÆ÷µÄÊý¾Ý£¬½¨ÒéÅܸö½º¿´¿´£¬ÕâÑù»á·Ç³£×¼È·£¡ »ØÊÕµÄʱºò£¬½«ÈںõĽºµ¹Èë¹ÜÖУ¬Ó¦¾²Öü¸·ÖÖÓ£¬±£Ö¤DNAÎü¸½µ½¹Ü×ÓÉÏ£¡£¡¹þ¹þ~~~
2Â¥2012-07-18 10:23:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

windsor2011

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Сµ¤Ä¾Ä¾: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2012-07-18 13:56:01
fyw921: ½ð±Ò+1, ¡ïÓаïÖú 2012-07-20 12:57:02
´¿DNAÆäOD260/OD280Ó¦ÔÚ1.6-1.8Ö®¼ä£¬µÍÓÚ´Ë·¶Î§ËµÃ÷µ°°×º¬Á¿³¬±ê£¬¸ßÓÚ´Ë·¶Î§ËµÃ÷ÑùÆ·Öк¬ÓÐRNA£¬ËùÒÔ£¬Â¥Ö÷ËäÈ»Êǰ´ÕÕÊÔ¼ÁºÐ²½Öè°´ÕÕ˵Ã÷Êé½øÐвÙ×÷µÄ£¬ÄÇÄãÓÐûÓÐÔÚÈÜÒº1ÖмÓû¼ÓRNAø(ÕâµãºÜÖØÒª)¡£ÍûÂ¥Ö÷ÔÚ×Ðϸ¼ì²éһϣ¬Ò²ÐíÎÊÌâ¾Í³öÔÚÕâÀף¥Ö÷ºÃÔË¡£
Ö»Òª¹¦·òÉîÌúèÆÄ¥³ÉÕë
3Â¥2012-07-18 10:23:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yjqhades

½û³æ (³õÈëÎÄ̳)

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
fyw921: ½ð±Ò+1, ¡ïÓаïÖú 2012-07-20 12:56:49
±¾ÌûÄÚÈݱ»ÆÁ±Î

5Â¥2012-07-18 15:42:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ£¬327·Ö£¬²ÄÁÏÓ뻯¹¤085600 +5 Ncdx123456 2026-03-19 5/250 2026-03-20 11:15 by wangy0907
[¿¼ÑÐ] 0817 »¯Ñ§¹¤³Ì 299·ÖÇóµ÷¼Á ÓпÆÑо­Àú ÓжþÇøÎÄÕ +20 rare12345 2026-03-18 20/1000 2026-03-20 08:42 by Î޼ʵIJÝÔ­
[ÂÛÎÄͶ¸å] ÉêÇë»Ø¸åÑÓÆÚÒ»¸öÔ£¬±à¼­Í¬ÒâÁË¡£µ«ÏµÍ³ÉϵÄʱ¼äû±ä£¬¸ø±à¼­ÓÖдÓʼþÁË£¬Ã»»Ø¸´ 10+3 wangf9518 2026-03-17 4/200 2026-03-19 23:55 by babero
[¿¼ÑÐ] 307Çóµ÷¼Á +9 ÀäóÏ123 2026-03-17 9/450 2026-03-19 22:44 by ѧԱ8dgXkO
[¿¼ÑÐ] 294Çóµ÷¼Á²ÄÁÏÓ뻯¹¤×¨Ë¶ +14 ݤÎÉ­ÁÖ 2026-03-18 14/700 2026-03-19 22:38 by ѧԱ8dgXkO
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷°²½»Í¨´óѧ²ÄÁϹ¤³Ìרҵ 282·ÖÇóµ÷¼Á +5 ·ãÇÅZL 2026-03-18 7/350 2026-03-19 14:52 by ¹¦·ò·è¿ñ
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Ϊѧ666 2026-03-16 7/350 2026-03-19 14:48 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤µ÷¼Á 324·Ö +10 llllkkkhh 2026-03-18 12/600 2026-03-19 14:33 by llllkkkhh
[¿¼ÑÐ] Ò»Ö¾Ô¸Ìì´ó²ÄÁÏÓ뻯¹¤£¨085600£©×Ü·Ö338 +5 ²Ì´óÃÀÅ® 2026-03-13 5/250 2026-03-19 10:44 by ÊÇСÁõѽ¡«
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ydfyh 2026-03-17 3/150 2026-03-19 10:14 by ¹¦·ò·è¿ñ
[½Ìʦ֮¼Ò] ½¹ÂÇ +9 Ë®±ùÔÂÔÂÒ°Íà 2026-03-13 13/650 2026-03-19 09:50 by otani
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á ×Ü·Ö331 +3 ZY-05 2026-03-13 3/150 2026-03-18 10:58 by macy2011
[¿¼ÑÐ] ÓÐûÓеÀÌú/ÍÁľµÄÏëµ÷¼ÁÄÏÁÖ£¬¸ø×Ô¼ºÕÐʦµÜÖС« +3 TqlXswl 2026-03-16 7/350 2026-03-17 15:23 by TqlXswl
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤×¨Ë¶µ÷¼Á +5 heming3743 2026-03-16 5/250 2026-03-17 14:03 by Ó¸ÒÌ«¼àÍõ¹«¹«
[¿¼ÑÐ] 333Çóµ÷¼Á +3 ÎÄ˼¿Í 2026-03-16 7/350 2026-03-16 18:21 by ÎÄ˼¿Í
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 0856Çóµ÷¼Á +3 ÁõÃÎ΢ 2026-03-15 3/150 2026-03-16 10:00 by houyaoxu
[¿¼ÑÐ] 288Çóµ÷¼Á +4 Ææµã0314 2026-03-14 4/200 2026-03-14 23:04 by JourneyLucky
[¿¼ÑÐ] Öпƴó²ÄÁÏÓ뻯¹¤319Çóµ÷¼Á +3 ÃÏöβÄÁÏ 2026-03-14 3/150 2026-03-14 20:10 by ms629
[¿¼ÑÐ] 266Çóµ÷¼Á +4 ѧԱ97LZgn 2026-03-13 4/200 2026-03-14 08:37 by zhukairuo
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û