ÌâÄ¿ÄÚÈÝ
ͼ¼×ÖÐ4ºÅΪM²¡»¼Õߣ¬¶Ô1¡¢2¡¢3¡¢4½øÐйØÓÚM²¡µÄ»ùÒò¼ì²â£¬½«¸÷×Ôº¬ÓÐM²¡»ùÒò»òÕý³£»ùÒòµÄÏà¹ØDNAƬ¶Î£¨Êý×Ö´ú±í³¤¶È£©ÓòãÎö·¨·ÖÀ룬½á¹ûÈçÏÂͼÒÒ¡£ÏÂÁÐÓйطÖÎöÅжÏÕýÈ·µÄÊÇ
[¡¡¡¡]
A£®
³¤¶ÈΪ9.7µ¥Î»µÄDNAƬ¶Îº¬ÓÐM²¡»ùÒò
B£®
ϵÆ×ͼÖÐ3ºÅ¸öÌåµÄ»ùÒòÐÍÓë1¡¢2µÄ»ùÒòÐÍÏàͬµÄ¸ÅÂÊΪ2£¯3
C£®
ÒÒͼÖеĸöÌådÊÇϵÆ×ͼÖеÄ4ºÅ
D£®
3ÓëÒ»M²¡»ùÒòЯ´øÕß½á»é£¬ÉúÒ»¸öM²¡º¢×ӵĸÅÂÊΪ1£¯6
´ð°¸£ºC
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ÓÒͼ¼×ÖÐ4ºÅΪM²¡»¼Õߣ¬¶Ô1¡¢2¡¢3¡¢4½øÐйØÓÚM²¡µÄ»ùÒò¼ì²â£¬½«¸÷×Ôº¬ÓÐM²¡»ùÒò»òÕý³£»ùÒòµÄÏà¹ØDNAƬ¶Î£¨Êý×Ö´ú±í³¤¶È£©ÓòãÎö·¨·ÖÀ룬½á¹ûÈçÏÂͼÒÒ¡£ÏÂÁÐÓйطÖÎöÅжÏÕýÈ·µÄÊÇ ![]()
| A£®³¤¶ÈΪ9.7µ¥Î»µÄDNAƬ¶Îº¬ÓÐM²¡»ùÒò |
| B£®ÏµÆ×ͼÖÐ3ºÅ¸öÌåµÄ»ùÒòÐÍÓë1¡¢2µÄ»ùÒòÐÍÏàͬµÄ¸ÅÂÊΪ2/3 |
| C£®ÒÒͼÖеĸöÌådÊÇϵÆ×ͼÖеÄ4ºÅ[À´Ô´:ѧ¿ÆÍøZXXK] |
| D£®3ÓëÒ»M²¡»ùÒòЯ´øÕß½á»é£¬ÉúÒ»¸öM²¡º¢×ӵĸÅÂÊΪ1/6 |